cisalhar

pt-verb

cisalhar (first-person singular present cisalho, first-person singular preterite cisalhei, past participle cisalhado)

cisalho (first-person present singular)
cisalhei (first-person preterite singular)
cisalhado (participle past)
cisalhar (impersonal infinitive)
cisalhar (first-person infinitive singular)
cisalhares (infinitive second-person singular)
cisalhar (infinitive singular third-person)
cisalharmos (first-person infinitive plural)
cisalhardes (infinitive plural second-person)
cisalharem (infinitive plural third-person)
cisalhando (gerund)
cisalhado (masculine participle past singular)
cisalhados (masculine participle past plural)
cisalhada (feminine participle past singular)
cisalhadas (feminine participle past plural)
cisalho (first-person indicative present singular)
cisalhas (indicative present second-person singular)
cisalha (indicative present singular third-person)
cisalhamos (first-person indicative plural present)
cisalhais (indicative plural present second-person)
cisalham (indicative plural present third-person)
cisalhava (first-person imperfect indicative singular)
cisalhavas (imperfect indicative second-person singular)
cisalhava (imperfect indicative singular third-person)
cisalhávamos (first-person imperfect indicative plural)
cisalháveis (imperfect indicative plural second-person)
cisalhavam (imperfect indicative plural third-person)
cisalhei (first-person indicative preterite singular)
cisalhaste (indicative preterite second-person singular)
cisalhou (indicative preterite singular third-person)
cisalhamos (Brazil first-person indicative plural preterite)
cisalhámos (first-person indicative plural preterite)
cisalhastes (indicative plural preterite second-person)
cisalharam (indicative plural preterite third-person)
cisalhara (first-person indicative pluperfect singular)
cisalharas (indicative pluperfect second-person singular)
cisalhara (indicative pluperfect singular third-person)
cisalháramos (first-person indicative pluperfect plural)
cisalháreis (indicative pluperfect plural second-person)
cisalharam (indicative pluperfect plural third-person)
cisalharei (first-person future indicative singular)
cisalharás (future indicative second-person singular)
cisalhará (future indicative singular third-person)
cisalharemos (first-person future indicative plural)
cisalhareis (future indicative plural second-person)
cisalharão (future indicative plural third-person)
cisalharia (conditional first-person singular)
cisalharias (conditional second-person singular)
cisalharia (conditional singular third-person)
cisalharíamos (conditional first-person plural)
cisalharíeis (conditional plural second-person)
cisalhariam (conditional plural third-person)
cisalhe (first-person present singular subjunctive)
cisalhes (present second-person singular subjunctive)
cisalhe (present singular subjunctive third-person)
cisalhemos (first-person plural present subjunctive)
cisalheis (plural present second-person subjunctive)
cisalhem (plural present subjunctive third-person)
cisalhasse (first-person imperfect singular subjunctive)
cisalhasses (imperfect second-person singular subjunctive)
cisalhasse (imperfect singular subjunctive third-person)
cisalhássemos (first-person imperfect plural subjunctive)
cisalhásseis (imperfect plural second-person subjunctive)
cisalhassem (imperfect plural subjunctive third-person)
cisalhar (first-person future singular subjunctive)
cisalhares (future second-person singular subjunctive)
cisalhar (future singular subjunctive third-person)
cisalharmos (first-person future plural subjunctive)
cisalhardes (future plural second-person subjunctive)
cisalharem (future plural subjunctive third-person)
cisalha (imperative second-person singular)
cisalhe (imperative singular third-person)
cisalhemos (first-person imperative plural)
cisalhai (imperative plural second-person)
cisalhem (imperative plural third-person)
não cisalhes (imperative negative second-person singular)
não cisalhe (imperative negative singular third-person)
não cisalhemos (first-person imperative negative plural)
não cisalheis (imperative negative plural second-person)
não cisalhem (imperative negative plural third-person)

(physics, transitive) to shear (to deform because of shearing forces)


constante de Planck

pt-noun

constante de Planck f (usually uncountable, plural constantes de Planck)

/kõʃˈtɐ̃.tɨ dɨ ˈplɐ̃.kɨ/

[kõʃˈtɐ̃.tɨ ðɨ ˈplɐ̃.kɨ]


elétron-volt

[eˌlɛ.tɾõˈvoʊ̯t͡ʃ]

[eˌlɛ.tɾõˈvoʊ̯t͡ʃ]

[eˌlɛ.tɾõˈvoʊ̯t͡ʃ]

(physics) electron volt (a unit for measuring the energy of subatomic particles)


empuxo

Deverbal from empuxar. Compare Spanish empuje.

(physics) buoyancy (upward force on an immersed body)


energia cinética

energia cinética f (usually uncountable, plural energias cinéticas)

(physics) kinetic energy (energy from motion)


energia potencial

energia potencial f (usually uncountable, plural energias potenciais)

energia potencial gravítica

energia potencial elástica

(physics) potential energy (energy possessed by an object because of its position)


energia nuclear

energia nuclear f (plural energias nucleares)

(physics) nuclear energy (energy released by a nuclear reaction)


espectrometria de massa

(physics, analytical chemistry) mass spectrometry (analytical technique that measures the mass / charge ratio of the ions formed when a molecule or atom is ionised, vaporised and introduced into a vacuum)


espectrofotómetro

espectrofotómetro m (plural espectrofotómetros)

espectrofotómetros (plural)
Portuguese spelling (European)

(physics) spectrophotometer (instrument used to measure the intensity of electromagnetic radiation at different wavelengths)


eudiómetro

eudiómetros (plural)
Portuguese spelling (European)

From Ancient Greek εὔδιος (eúdios) + -metro.

(physics) eudiometer (tube for measuring volume of gases)


função de onda

função de onda f (plural funções de onda)

/fũˈsɐ̃w̃ d͡ʒi ˈõ.dɐ/

[fũˈsɐ̃ʊ̯̃ d͡ʒi ˈõ.dɐ]

/fũˈsɐ̃w̃ d͡ʒi ˈõ.dɐ/

[fũˈsɐ̃ʊ̯̃ d͡ʒi ˈõ.dɐ]

[fũˈsɐ̃ʊ̯̃ de ˈõ.da]

/fũˈsɐ̃w̃ ˈd‿õ.dɐ/

(physics) wavefunction (function that describes the propagation of the quantum mechanical wave associated with a particle)


gravitão

gravitões (plural)
Portuguese spelling (European)

/ɡɾɐ.viˈtɐ̃w̃/

/ɡɾɐ.viˈtɐ̃w̃/

/ɡɾɐ.biˈtɐ̃w̃/

[ɡɾɐ.βiˈtɐ̃w̃]

(physics) graviton (a hypothetical gauge boson)


gravitação

[ɡɾɐ.βi.tɐˈsɐ̃w̃]

Learned borrowing from New Latin gravitātiōnem. By surface analysis, gravitar + -ção.

lbor

(physics) gravitation (fundamental force of attraction)


hadrão

hadrões (plural)
Portuguese spelling (European)

(physics) hadron (strongly interacting particle)


higroscópico

pt-adj

higroscópico (feminine higroscópica, masculine plural higroscópicos, feminine plural higroscópicas)

higroscópica (feminine)
higroscópicos (masculine plural)
higroscópicas (feminine plural)

(chemistry, physics) hygroscopic (readily taking up and retaining water)


indutivo

indutivo (feminine indutiva, masculine plural indutivos, feminine plural indutivas)

indutiva (feminine)
indutivos (masculine plural)
indutivas (feminine plural)

Borrowed from Late Latin inductīvus, from Latin indūcō.

(physics) inductive (relating to or arising from induction or inductance)


raio X

[ˈχaɪ̯.u ˈʃiʃ]

(physics, in the plural) X-ray (short wavelength electromagnetic radiation)


reator nuclear

pt-noun

reator nuclear m (plural reatores nucleares)

(physics) nuclear reactor (device in which a controlled nuclear chain reaction is maintained)


reação em cadeia

reação em cadeia f (plural reações em cadeia)

[χe.aˈsɐ̃ʊ̯̃ ẽj̃ kaˈdeɪ̯.ɐ]

[χe.aˈsɐ̃ʊ̯̃ ĩ kaˈdeɪ̯.ɐ]

/ʁjaˈsɐ̃w̃ ɐ̃j̃ kɐˈdɐj.ɐ/

[ʁjaˈsɐ̃w̃ ɐ̃j̃ kɐˈðɐj.ɐ]

/ʁjaˈsɐ̃w̃ ɐ̃j̃ kɐˈdɐj.ɐ/

[ʁjaˈsɐ̃w̃ ɐ̃j̃ kɐˈðɐj.ɐ]

[ʁjaˈsɐ̃w̃ ɐ̃j̃ kɐˈðej.ɐ]

[ʁjaˈsɐ̃w̃ ɐ̃j̃ kɐˈðej.ɐ]

/ʁjaˈsɐ̃w̃ ɐ̃j̃ kɐˈde.ɐ/

[ʁjaˈsɐ̃w̃ ɐ̃j̃ kɐˈðe.ɐ]

(physics) chain reaction (nuclear reaction in which particles produced by the fission of one atom trigger fissions of other atoms)


gás perfeito

(physics) ideal gas (hypothetical gas whose molecules exhibit no interaction)


implantação de íons

(physics) implantation (insertion of ions into crystal structure)


eletromagnetismo

eletromagnetismo m (plural eletromagnetismos)

(physics) electromagnetism (a fundamental force)


leptão

leptões (plural)
Portuguese spelling (European)


quadridimensional

pt-adj

quadridimensional m or f (plural quadridimensionais)

(algebraic geometry, physics) four-dimensional


mecânica quântica

(physics) quantum mechanics (branch of physics that studies matter and energy at the level of elementary particles)


momento magnético

pt-noun

momento magnético m (plural momentos magnéticos)

(physics) magnetic moment (torque exerted on a magnet within a magnetic field)


módulo de Young

módulo de Young m (usually uncountable, plural módulos de Young)

(physics) Young's modulus (coefficient of a solid’s elasticity)


muão

muões (plural)
Portuguese spelling (European)

(physics) muon (an unstable elementary particle in the lepton family)


mesão

mesões (plural)
Portuguese spelling (European)

(physics) meson (elementary particle composed of a quark and an antiquark)


onda de choque

onda de choque f (plural ondas de choque)

(physics) shock wave (a powerful compression wave)


micro-onda

Translation of English microwave; micro- + onda ("wave").

(physics, chiefly in the plural) microwave (electromagnetic wave with wavelength between that of infrared light and radio waves)


piezoeletricidade

(physics) piezoelectricity (capacity of crystal to generate electricity)


acelerómetro

acelerómetros (plural)
Portuguese spelling (European)

(physics) accelerometer (instrument for measuring acceleration)


actinómetro

actinómetros (plural)
Portuguese spelling (European)

(physics) actinometer (device used to measure the heating power of electromagnetic radiation)


aerostática

From aerostático, on the model of French aérostatique.

(physics) aerostatics (study of gases in equilibrium)


aerómetro

aerómetros (plural)
Portuguese spelling (European)

(physics) aerometer (instrument used to measure mass and density of gases)


regra da mão direita

regra da mão direita f (usually uncountable, plural regras da mão direita)

(physics) right-hand rule (common mnemonic for understanding notation conventions for vectors in three dimensions)


cronoamperometria

(physics, analytical chemistry) chronoamperometry (technique in which an electric current is measured during the course of a titration)


cronopotenciometria

(chemistry, physics) chronopotentiometry (form of electroanalysis in which the rate of change of potential at an electrode is measured at constant current)


número de Mach

(physics) Mach number (ratio of the velocity of a body to that of sound in the surrounding medium)


partícula elementar

partícula elementar f (plural partículas elementares)

(physics) elementary particle (a subatomic particle that does not consist of smaller particles)


relatividade

(physics) relativity (principle that the laws of physics should be the same for all observers)


onda eletromagnética

onda eletromagnética f (plural ondas eletromagnéticas)

electromagnetic wave
electromagnetic wave

(physics) electromagnetic wave (wave of electromagnetic radiation)


ponto de ebulição

ponto de ebulição m (plural pontos de ebulição)

(physics) boiling point (temperature at which a liquid boils)


termodinâmica

(physics) thermodynamics (science of heat-energy conversion)


gerador Van de Graaff

gerador Van de Graaff m (plural geradores Van de Graaff)

Van de Graaff generator
Van de Graaff generator

(physics) Van de Graaff generator (device in which an electric charge is built up by means of a moving belt)


supercorda

(physics) superstring (hypothetical, very small one-dimensional string that vibrates in ten or more dimensions)


retroalimentação

retroalimentação f (plural retroalimentações)

(computing, electronics) feedback (the looping of a signal back into a system)


acausalidade

(physics) acausality (lack of causality)


acromatizar

pt-verb

acromatizar (first-person singular present acromatizo, first-person singular preterite acromatizei, past participle acromatizado)

acromatizo (first-person present singular)
acromatizei (first-person preterite singular)
acromatizado (participle past)
acromatizar (impersonal infinitive)
acromatizar (first-person infinitive singular)
acromatizares (infinitive second-person singular)
acromatizar (infinitive singular third-person)
acromatizarmos (first-person infinitive plural)
acromatizardes (infinitive plural second-person)
acromatizarem (infinitive plural third-person)
acromatizando (gerund)
acromatizado (masculine participle past singular)
acromatizados (masculine participle past plural)
acromatizada (feminine participle past singular)
acromatizadas (feminine participle past plural)
acromatizo (first-person indicative present singular)
acromatizas (indicative present second-person singular)
acromatiza (indicative present singular third-person)
acromatizamos (first-person indicative plural present)
acromatizais (indicative plural present second-person)
acromatizam (indicative plural present third-person)
acromatizava (first-person imperfect indicative singular)
acromatizavas (imperfect indicative second-person singular)
acromatizava (imperfect indicative singular third-person)
acromatizávamos (first-person imperfect indicative plural)
acromatizáveis (imperfect indicative plural second-person)
acromatizavam (imperfect indicative plural third-person)
acromatizei (first-person indicative preterite singular)
acromatizaste (indicative preterite second-person singular)
acromatizou (indicative preterite singular third-person)
acromatizamos (Brazil first-person indicative plural preterite)
acromatizámos (first-person indicative plural preterite)
acromatizastes (indicative plural preterite second-person)
acromatizaram (indicative plural preterite third-person)
acromatizara (first-person indicative pluperfect singular)
acromatizaras (indicative pluperfect second-person singular)
acromatizara (indicative pluperfect singular third-person)
acromatizáramos (first-person indicative pluperfect plural)
acromatizáreis (indicative pluperfect plural second-person)
acromatizaram (indicative pluperfect plural third-person)
acromatizarei (first-person future indicative singular)
acromatizarás (future indicative second-person singular)
acromatizará (future indicative singular third-person)
acromatizaremos (first-person future indicative plural)
acromatizareis (future indicative plural second-person)
acromatizarão (future indicative plural third-person)
acromatizaria (conditional first-person singular)
acromatizarias (conditional second-person singular)
acromatizaria (conditional singular third-person)
acromatizaríamos (conditional first-person plural)
acromatizaríeis (conditional plural second-person)
acromatizariam (conditional plural third-person)
acromatize (first-person present singular subjunctive)
acromatizes (present second-person singular subjunctive)
acromatize (present singular subjunctive third-person)
acromatizemos (first-person plural present subjunctive)
acromatizeis (plural present second-person subjunctive)
acromatizem (plural present subjunctive third-person)
acromatizasse (first-person imperfect singular subjunctive)
acromatizasses (imperfect second-person singular subjunctive)
acromatizasse (imperfect singular subjunctive third-person)
acromatizássemos (first-person imperfect plural subjunctive)
acromatizásseis (imperfect plural second-person subjunctive)
acromatizassem (imperfect plural subjunctive third-person)
acromatizar (first-person future singular subjunctive)
acromatizares (future second-person singular subjunctive)
acromatizar (future singular subjunctive third-person)
acromatizarmos (first-person future plural subjunctive)
acromatizardes (future plural second-person subjunctive)
acromatizarem (future plural subjunctive third-person)
acromatiza (imperative second-person singular)
acromatize (imperative singular third-person)
acromatizemos (first-person imperative plural)
acromatizai (imperative plural second-person)
acromatizem (imperative plural third-person)
não acromatizes (imperative negative second-person singular)
não acromatize (imperative negative singular third-person)
não acromatizemos (first-person imperative negative plural)
não acromatizeis (imperative negative plural second-person)
não acromatizem (imperative negative plural third-person)

(transitive, optics) to achromatize (to remove chromatic aberration)


centroide

[sẽˈtɾɔɪ̯.d͡ʒi]

[sẽˈtɾɔɪ̯.d͡ʒi]

[sẽˈtɾɔj.ðɨ]

(mathematics, physics) centroid (point at the centre of any shape)


espaço-tempo absoluto

(physics) absolute space-time (Newtonian concept of an unchangeable reference system of time and spatial coordinates)


gluão

gluões (plural)
Portuguese spelling (European)


pressão osmótica

pt-noun

pressão osmótica f (plural pressões osmóticas)

(physics) osmotic pressure (pressure exerted by a solution across a semipermeable membrane)


tensão superficial

tensão superficial f (plural tensões superficiais)

(physics) surface tension (effect on the surface of a liquid that makes it behave as a stretched elastic membrane)


válvula termiônica

válvula termiônica f (plural válvulas termiônicas)


actinismo

(chemistry, physics) actinism (the property of electromagnetic radiation that leads to the production of photochemical effects)


adaptometria

(optics) adaptometry (measurement of the threshold of brightness)


actinométrico

pt-adj

actinométrico (feminine actinométrica, masculine plural actinométricos, feminine plural actinométricas)

actinométrica (feminine)
actinométricos (masculine plural)
actinométricas (feminine plural)

From actinometria + -ico or actinômetro + -ico.

(physics) actinometric (pertaining to actinometry)


adiabaticidade

(physics, physical chemistry) adiabaticity (the condition of being adiabatic; A measure of the extent to which a process is adiabatic)


aeroelasticidade

(physics) aeroelasticity (the effect of aerodynamic loads on structures)


aerotermodinâmica

(physics) aerothermodynamics (scientific study of the thermodynamic properties of gases)


aerofísica

(physics) aerophysics (physics of the design and construction of aerodynamic devices)


antiprotão

antiprotões (plural)
Portuguese spelling (European)

/ˌɐ̃.t͡ʃi.pɾoˈtɐ̃w̃/

[ˌɐ̃.t͡ʃi.pɾoˈtɐ̃ʊ̯̃]

/ˌɐ̃.ti.pɾɔˈtɐ̃w̃/

(physics) antiproton (antiparticle of the proton)


constante de Avogadro

pt-noun

constante de Avogadro f (usually uncountable, plural constantes de Avogadro)

(chemistry, physics) Avogadro's number (number of atoms present in 0.012 kilograms of isotopically pure Carbon-12)


ebulioscópio

(physics) ebullioscope (an instrument used to measure the boiling point of liquids)


eletroscópio

(physics) electroscope (device that detects the presence of an electric charge)


fônon

(physics) phonon (quantum of acoustic or vibrational energy)


impedância

[ĩ.pɨˈðɐ̃.sjɐ]

(physics) impedance (measure of opposition to flow of current)


teoria da grande unificação

teoria da grande unificação f (uncountable)

grand unification theory
grand unification theory

(physics) grand unification theory (theory that unifies fundamental forces)


teoria das cordas

(physics) string theory (candidate unified theory of all physical forces and particles)


supersimetria

(physics) supersymmetry (theory that attempts to unify the fundamental physical forces)


áxion

(physics) axion (hypothetical subatomic particle)


velocidade angular

velocidade angular f (plural velocidades angulares)

(physics) angular velocity (rate of rotation)


quadripolo

(electronics) quadripole (an electric circuit)

(physics) quadripole (four poles disposed in square fashion)


lúmen

lúmen m (plural (Brazil) lumens or (Portugal) lúmenes)

lumens (Brazil plural)
lúmenes (Portugal plural)

Learned borrowing from Latin lūmen. Doublet of lume.

(physics) lumen (SI-unit of luminous flux)


quark charm

(particle physics) charm quark (a type of quark)


quark down

(particle physics) down quark (a type of quark)


alumínio 27

(physics) aluminium-27 (isotope of aluminium with 13 protons and 14 neutrons)


amperagem

[ɐ̃.peˈɾa.ʒẽɪ̯̃]

/ɐ̃.pɨˈɾa.ʒɐ̃j̃/

(electricity) amperage (electric current’s strength measured in amperes)


ampacidade

(electricity) ampacity (root mean square of the electrical current which a wire can carry)


ampere-hora

ampere-hora m (plural amperes-hora or amperes-horas)

amperes-hora (plural)
amperes-horas (plural)

/ɐ̃ˌpɛ.ɾiˈɔ.ɾɐ/

/ɐ̃ˌpɛ.ɾiˈɔ.ɾɐ/

/ɐ̃ˌpɛ.ɾeˈɔ.ɾa/

/ɐ̃ˌpɛˈɾ‿ɔ.ɾɐ/

(electricity) ampere-hour (unit of electric charge)


ampere-espira

ampere-espira m (plural amperes-espiras)

(electromagnetism) ampere-turn (unit of magnetomotive force)


amperometria

(electricity, chemistry) amperometry (measurement of electric current)


amperométrico

pt-adj

amperométrico (feminine amperométrica, masculine plural amperométricos, feminine plural amperométricas)

amperométrica (feminine)
amperométricos (masculine plural)
amperométricas (feminine plural)

(electricity, chemistry) amperometric (that involves measurement of an electric current)


anastigmático

anastigmático (feminine anastigmática, masculine plural anastigmáticos, feminine plural anastigmáticas)

anastigmática (feminine)
anastigmáticos (masculine plural)
anastigmáticas (feminine plural)

(optics, ophthalmology, of the eye, or a lens system) anastigmatic (free from astigmatism)


anaclástico

anaclástico (feminine anaclástica, masculine plural anaclásticos, feminine plural anaclásticas)

anaclástica (feminine)
anaclásticos (masculine plural)
anaclásticas (feminine plural)

(optics) anaclastic (produced by the refraction of light)


anamórfico

anamórfico (feminine anamórfica, masculine plural anamórficos, feminine plural anamórficas)

anamórfica (feminine)
anamórficos (masculine plural)
anamórficas (feminine plural)

From Ancient Greek ᾰ̓νᾰ- (ana-) + μορφή (morphḗ) + -ικός (-ikós). By surface analysis, ana- + -mórfico.

af

(optics) anamorphic (producing various optically distorted images)


anamorfose

From Ancient Greek ἀναμόρφωσις (anamórphōsis). By surface analysis, ana- + -morfose. Compare Spanish anamorfosis, Italian anamorfosi.

der

(optics) anamorphosis (distorted image that may be viewed correctly from a specific angle or with a specific mirror)


decaimento radioativo

pt-noun

decaimento radioativo m (plural decaimentos radioativos)

(physics) radioactive decay (emission of subatomic particles by unstable nuclei)


radiação alfa

(physics) alpha radiation (radiation of alpha particles)


conversor analógico-digital

conversor analógico-digital m (plural conversores analógico-digital)

analog-to-digital converter
analog-to-digital converter

(electronics) analog-to-digital converter (device that converts analog signal to digital)


onda de Alfvén

onda de Alfvén f (plural ondas de Alfvén)

(physics) Alfvén wave (a hydromagnetic shear wave in a charged plasma)


corrente alternada

corrente alternada f (plural correntes alternadas)

(electricity) alternating current (current in which the direction of flow of the electrons reverses periodically)


decaimento alfa

decaimento alfa m (plural decaimentos alfa)

(physics) alpha decay (radioactive decay by emitting alpha particles)


raio alfa

(physics) alpha ray (stream of emitted alpha particles)


polo análogo

(physics) analogous pole (pole of a crystal that becomes positively electrified when heated)


emissor alfa

(physics) alpha emitter (substance that decays by emitting alpha particles)


emissão alfa

(physics) alpha emission (emission of alpha particles from the nucleus of an atom)


mecânica analítica

(mathematics, physics) analytic mechanics (the application of calculus to classical mechanics)


dióptrica

(optics) dioptrics (study of the refraction of light)


translacional

pt-adj

translacional m or f (plural translacionais)

(physics) translational (relating to translation: motion in a straight line)


anisotérmico

anisotérmico (feminine anisotérmica, masculine plural anisotérmicos, feminine plural anisotérmicas)

anisotérmica (feminine)
anisotérmicos (masculine plural)
anisotérmicas (feminine plural)

(thermodynamics) anisothermal (not in thermal equilibrium)


anodicamente

(physics) anodically (in an anodic manner)


anisotrópico

anisotrópico (feminine anisotrópica, masculine plural anisotrópicos, feminine plural anisotrópicas)

anisotrópica (feminine)
anisotrópicos (masculine plural)
anisotrópicas (feminine plural)

(physics, mathematics) anisotropic (exhibiting anisotropy)


anisótropo

anisótropo (feminine anisótropa, masculine plural anisótropos, feminine plural anisótropas)

anisótropa (feminine)
anisótropos (masculine plural)
anisótropas (feminine plural)


antiagrupamento

(physics) antibunching (the situation in which the emission on one photon delays the emission of the next)


anodização

(physics) anodization (the process of anodizing)


anisotropicamente

(physics, mathematics) anisotropically (in an anisotropic manner)


antibárion

[ˌɐ̃.t͡ʃiˈba.ɾɪ.õ]

(physics) antibaryon (the antiparticle corresponding to a baryon)


antiazul

(particle physics) antiblue (belonging to one of the possible colours of an antiquark)


antiblindagem

[ˌɐ̃.t͡ʃi.blĩˈda.ʒẽɪ̯̃]

By surface analysis, from anti- + blindar (“to shield”) + -agem.

(physics) antiscreening (the property of a strong interaction becoming arbitrarily weak at short distances)


antideutério

(particle physics) antideuterium (the antimatter equivalent of deuterium)


antiférmion

[ˌɐ̃.t͡ʃiˈfɛɦ.mɪ.õ]

/ˌɐ̃.t͡ʃiˈfɛʁ.mjõ/

[ˌɐ̃.t͡ʃiˈfɛɦ.mjõ]

[ˌɐ̃.t͡ʃiˈfɛɦ.mɪ.õ]

/ˌɐ̃.t͡ʃiˈfɛʁ.mjõ/

[ˌɐ̃.t͡ʃiˈfɛɦ.mjõ]

[ˌɐ̃.t͡ʃiˈfɛɾ.mɪ.õ]

/ˌɐ̃.t͡ʃiˈfɛɾ.mjõ/

[ˌɐ̃.t͡ʃiˈfɛʁ.mɪ.õ]

/ˌɐ̃.t͡ʃiˈfɛʁ.mjõ/

[ˌɐ̃.t͡ʃiˈfɛɻ.mɪ.õ]

/ˌɐ̃.t͡ʃiˈfɛɻ.mjõ/

(physics) antifermion (the antiparticle of a fermion)


anticoincidência

pt-noun

anticoincidência f (plural anticoincidências)

(physics) anticoincidence (the occurrence of one event without the simultaneous occurrence of another)


anticátodo

(electronics) anticathode (the target at which electrons from the cathode in a CRT or x-ray tube are directed)


antifase

(physics, mathematics) antiphase (a difference in phase (of two waves) of 180°)


antifluxo

(physics) antiflow (flow in an opposite direction)


antifóton

/ˌɐ̃.t͡ʃiˈfɔ.tõ/

(physics) antiphoton (the antiparticle of a photon)


antikáon

(physics) antikaon (the antiparticle of a kaon)


antiferromagneto

antiferromagneto m (plural antiferromagnetos)

(physics) antiferromagnet (an antiferromagnetic material)


antiferroelétrico

pt-adj

antiferroelétrico (feminine antiferroelétrica, masculine plural antiferroelétricos, feminine plural antiferroelétricas)

antiferroelétrica (feminine)
antiferroelétricos (masculine plural)
antiferroelétricas (feminine plural)

(physics) antiferroelectric (in which dipoles are arranged antiparallel to adjacent ones)


antimúon

(physics) antimuon (antiparticle corresponding to the muon)


antiméson

/ˌɐ̃.t͡ʃiˈmɛ.zõ/

(physics) antimeson (the antiparticle corresponding to a meson)


antilépton

(physics) antilepton (antiparticle of a lepton)


antinucleão

antinucleões (plural)
Portuguese spelling (European)

(physics) antinucleon (the antiparticle of a nucleon)


antimétrico

antimétrico (feminine antimétrica, masculine plural antimétricos, feminine plural antimétricas)

antimétrica (feminine)
antimétricos (masculine plural)
antimétricas (feminine plural)

electrical engineering
electrical engineering

(electrical engineering) antimetric (the converse of symmetric in electrical network theory)


antimonopolo

(physics) antimonopole (a monopole of opposite polarity to another)


antineutrão

antineutrões (plural)
Portuguese spelling (European)

[ɐ̃.t͡ʃi.neʊ̯ˈtɾɐ̃ʊ̯̃]

(physics) antineutron (the antiparticle corresponding to a neutron)


antigravitacional

antigravitacional m or f (plural antigravitacionais)

(physics) antigravitational (acting against gravity)


antiquark charm

pt-noun

antiquark charm m (plural antiquarks charm)

(physics) anti-charm quark (the antiquark corresponding to the charm quark)


antiquark up

(physics) anti-up quark (the antiquark corresponding to the up quark)


antiquark down

antiquark down m (plural antiquarks down)

(physics) anti-down quark (the antiquark corresponding to the down quark)


antimagnético

pt-adj

antimagnético (feminine antimagnética, masculine plural antimagnéticos, feminine plural antimagnéticas)

antimagnética (feminine)
antimagnéticos (masculine plural)
antimagnéticas (feminine plural)

(physics) antimagnetic (unaffected by a magnetic field)


antinúcleo

(particle physics) antinucleus (the nucleus of an antiatom)


antiprotônico

antiprotônico (feminine antiprotônica, masculine plural antiprotônicos, feminine plural antiprotônicas)

antiprotônica (feminine)
antiprotônicos (masculine plural)
antiprotônicas (feminine plural)
spelling (Brazil)

(particle physics) antiprotonic (of, pertaining to, or composed of antiprotons)


antirreflexo

(optics) antireflection (that inhibits reflection)


antiferromagneticamente

/ˌɐ̃.t͡ʃiˌfɛ.ʁo.ma.ɡiˌnɛ.t͡ʃi.kaˈmẽ.t͡ʃi/

[ˌɐ̃.t͡ʃiˌfɛ.ho.ma.ɡiˌnɛ.t͡ʃi.kaˈmẽ.t͡ʃi]

[ˌɐ̃.t͡ʃiˌfɛ.χo.ma.ɡiˌnɛ.t͡ʃi.kaˈmẽ.t͡ʃi]

(physics) antiferromagnetically (in an antiferromagnetic manner)


antirrefletivo

antirrefletivo (feminine antirrefletiva, masculine plural antirrefletivos, feminine plural antirrefletivas)

antirrefletiva (feminine)
antirrefletivos (masculine plural)
antirrefletivas (feminine plural)


antirressonância

(physics) antiresonance (the condition in which impedance approaches infinity)


antitempo

(physics) antitime (a hypothetical construct that resembles time but somehow opposes or counteracts it)


antissimetrizado

antissimetrizado (feminine antissimetrizada, masculine plural antissimetrizados, feminine plural antissimetrizadas)

antissimetrizada (feminine)
antissimetrizados (masculine plural)
antissimetrizadas (feminine plural)

(mathematics, physics) antisymmetrized (modified by an antisymmetrizer)


anólito

(physics) anolyte (portion of an electrolyte near an anode)


antiágua

/ˌɐ̃.t͡ʃiˈa.ɡwɐ/

/ˌɐ̃.t͡ʃiˈa.ɡwɐ/

(particle physics) antiwater (a hypothetical substance resembling water but made from antimatter)


antivórtice

(physics) antivortex (a vortex that rotates in an opposite direction to another that it is paired with)


antirressonante

antirressonante m or f (plural antirressonantes)

(physics) antiresonant (pertaining to or exhibiting antiresonance)


antiultravioleta

(physics) antiultraviolet (blocking ultraviolet light)


antivermelho

antivermelho (feminine antivermelha, masculine plural antivermelhos, feminine plural antivermelhas)

antivermelha (feminine)
antivermelhos (masculine plural)
antivermelhas (feminine plural)

(particle physics) antired (one of the three possible colours of an antiquark)


contrafase

(physics, mathematics) antiphase (a difference in phase (of two waves) of 180°)


efeito Doppler

pt-noun

efeito Doppler m (usually uncountable, plural efeitos Doppler)

(physics) Doppler effect (change in frequency or wavelength of a wave due to relative motion of the observer)


quasipartícula

quasipartícula f (plural quasipartículas)

(physics) quasiparticle (entity that has some characteristics of a distinct particle)


orbital de antiligação

orbital de antiligação m (plural orbitais de antiligação)

(chemistry, physics) antibonding orbital (an orbital whose energy increases as its constituent atoms are brought closer together)


nucleação

(physics) nucleation (first stage of a phase transition in a small region)


microgravidade

microgravidade f (plural microgravidades)

[ˌmi.kɾɔ.ɣɾɐ.βiˈða.ðɨ]

(physics) microgravity (very low acceleration between two free floating objects)


tauão

tauões (plural)
Portuguese spelling (European)

(physics) tauon (an elementary particle)


eletroluminescência

eletroluminescência f (plural eletroluminescências)

(physics) electroluminescence (generation of light by application of an alternating current or by electric discharge)


aplanático

pt-adj

aplanático (feminine aplanática, masculine plural aplanáticos, feminine plural aplanáticas)

aplanática (feminine)
aplanáticos (masculine plural)
aplanáticas (feminine plural)

(optics) aplanatic (free from spherical and chromatic aberration)


apocromático

apocromático (feminine apocromática, masculine plural apocromáticos, feminine plural apocromáticas)

apocromática (feminine)
apocromáticos (masculine plural)
apocromáticas (feminine plural)

(optics) apochromatic (corrected for chromatic and spherical aberration)


areómetro

areómetros (plural)
Portuguese spelling (European)

From Ancient Greek ἀραιός (araiós) + -metro.

(physics) areometer (device used to measure specific gravity)


areométrico

areométrico (feminine areométrica, masculine plural areométricos, feminine plural areométricas)

areométrica (feminine)
areométricos (masculine plural)
areométricas (feminine plural)

(physics) areometric (relating to, or measured by, an areometer)


quark bottom

(physics) bottom quark (a type of quark)


painel fotovoltaico

pt-noun

painel fotovoltaico m (plural painéis fotovoltaicos)

(electricity) solar panel (array of connected solar cells)


seta do tempo

(physics) arrow of time (direction of time in four dimensions)


latência

latency; delay (time between the start of a process and its conclusion)

(electronics) latency (delay due to the transmission and processing of signals)


tubo de imagens

tubo de imagens m (plural tubos de imagens)


número de Reynolds

número de Reynolds f (plural números de Reynolds)

(physics) Reynolds number (dimensionless parameter of flow)


garrafa de Leyden

garrafa de Leyden f (plural garrafas de Leyden)

(electrical engineering, historical) Leyden jar (glass jar used to accumulate static electricity)


efeito Casimir

(quantum field theory, quantum mechanics) Casimir effect (physical forces arising from a quantized field)


força Casimir

(quantum field theory) Casimir force (attraction between very closely separated objects)


sequenciador

(electronics) sequencer (device that activates components according to a preplanned sequence)


sóliton

(physics, mathematics) soliton (self-reinforcing travelling wave)


cavitação

(fluid dynamics) cavitation (formation of vapour cavities that quickly collapse in a liquid)


realimentação

(electronics) feedback (signal that is looped back into a system)


calor latente

calor latente f (plural calores latentes)


tetradimensional

pt-adj

tetradimensional m or f (plural tetradimensionais)

(algebraic geometry, physics) four-dimensional


hidrométrico

hidrométrico (feminine hidrométrica, masculine plural hidrométricos, feminine plural hidrométricas)

hidrométrica (feminine)
hidrométricos (masculine plural)
hidrométricas (feminine plural)


gluónico

gluónico (feminine gluónica, masculine plural gluónicos, feminine plural gluónicas, not comparable)

gluónica (feminine)
gluónicos (masculine plural)
gluónicas (feminine plural)
Portuguese spelling (European)


energia elétrica

pt-noun

energia elétrica f (usually uncountable, plural energias elétricas)

(physics) electrical energy (energy from electricity)


bolométrico

pt-adj

bolométrico (feminine bolométrica, masculine plural bolométricos, feminine plural bolométricas)

bolométrica (feminine)
bolométricos (masculine plural)
bolométricas (feminine plural)


isotérmico

isotérmico (feminine isotérmica, masculine plural isotérmicos, feminine plural isotérmicas)

isotérmica (feminine)
isotérmicos (masculine plural)
isotérmicas (feminine plural)

(physics) isothermic (during which the temperature remains constant)


calorimétrico

calorimétrico (feminine calorimétrica, masculine plural calorimétricos, feminine plural calorimétricas)

calorimétrica (feminine)
calorimétricos (masculine plural)
calorimétricas (feminine plural)

From calorimetria + -ico or French calorimétrique.


reológico

reológico (feminine reológica, masculine plural reológicos, feminine plural reológicas, not comparable)

reológica (feminine)
reológicos (masculine plural)
reológicas (feminine plural)


pressão atmosférica

pt-noun

pressão atmosférica f (plural pressões atmosféricas)

atmospheric pressure
atmospheric pressure

(physics, meteorology) atmospheric pressure


pressão barométrica

pressão barométrica f (plural pressões barométricas)

pressão atmosférica
pressão atmosférica#Portuguese

(physics, meteorology) Synonym of pressão atmosférica


livre percurso médio

livre percurso médio m (plural livres percursos médios)


hadrónico

pt-adj

hadrónico (feminine hadrónica, masculine plural hadrónicos, feminine plural hadrónicas, not comparable)

hadrónica (feminine)
hadrónicos (masculine plural)
hadrónicas (feminine plural)
Portuguese spelling (European)


muónico

muónico (feminine muónica, masculine plural muónicos, feminine plural muónicas, not comparable)

muónica (feminine)
muónicos (masculine plural)
muónicas (feminine plural)
Portuguese spelling (European)


pomerão

pomerões (plural)
Portuguese spelling (European)


magnetão

magnetões (plural)
Portuguese spelling (European)


momento dipolar

pt-noun

momento dipolar m (plural momentos dipolares)


convecção

(physics) convection (the transmission of heat in a fluid by the circulation of currents)


bolómetro

bolómetros (plural)
Portuguese spelling (European)

From Ancient Greek βολή (bolḗ) + -o- + -metro.


braquistócrona

pt-noun

braquistócrona f (plural braquistócronas)

From Ancient Greek βράχιστος (brákhistos) + Ancient Greek χρόνος (khrónos).


secção eficaz

pt-noun

secção eficaz f (plural secções eficazes)

(nuclear physics, particle physics) cross section (probability of a particular nuclear reaction)


momento de forças

momento de forças m (plural momentos de forças)


acoplamento

(physics) coupling (property of physical systems)


termológico

pt-adj

termológico (feminine termológica, masculine plural termológicos, feminine plural termológicas, not comparable)

termológica (feminine)
termológicos (masculine plural)
termológicas (feminine plural)


mesónico

mesónico (feminine mesónica, masculine plural mesónicos, feminine plural mesónicas, not comparable)

mesónica (feminine)
mesónicos (masculine plural)
mesónicas (feminine plural)
Portuguese spelling (European)


atrator

(physics, mathematics) attractor (set of points or states to which a dynamical system evolves after a long enough time)


taquimétrico

taquimétrico (feminine taquimétrica, masculine plural taquimétricos, feminine plural taquimétricas)

taquimétrica (feminine)
taquimétricos (masculine plural)
taquimétricas (feminine plural)


refratómetro de Abbe

pt-noun

refratómetro de Abbe m (plural refratómetros de Abbe)

(physics) Abbe refractometer (instrument used to measure the refractive index of a liquid)


espaço fásico

espaço fásico m (plural espaços fásicos)


microchipe

Borrowed from English microchip. By surface analysis, micro- + chipe.

(electronics) microchip (small plate with a set of electronic circuits)


isobárico

pt-adj

isobárico (feminine isobárica, masculine plural isobáricos, feminine plural isobáricas)

isobárica (feminine)
isobáricos (masculine plural)
isobáricas (feminine plural)

(physics) isobaric (during which the pressure remains constant)


inflatão

inflatões (plural)
Portuguese spelling (European)

[ĩ.flaˈtɐ̃ʊ̯̃]


polarão

polarões (plural)
Portuguese spelling (European)

[po.laˈɾɐ̃ʊ̯̃]

(physics) polaron (polarized region of crystal lattice)


plasmão

plasmões (plural)
Portuguese spelling (European)

[plaʒˈmɐ̃ʊ̯̃]

/plɐʒˈmɐ̃w̃/


termião

termiões (plural)
Portuguese spelling (European)

[teɦ.mɪˈɐ̃ʊ̯̃]

[teɦˈmjɐ̃ʊ̯̃]

[teɦ.mɪˈɐ̃ʊ̯̃]

[teɦˈmjɐ̃ʊ̯̃]

[teɾ.mɪˈɐ̃ʊ̯̃]

[teɾˈmjɐ̃ʊ̯̃]

[teʁ.mɪˈɐ̃ʊ̯̃]

[teʁˈmjɐ̃ʊ̯̃]

[teɻ.mɪˈɐ̃ʊ̯̃]

[teɻˈmjɐ̃ʊ̯̃]

/tɨɾˈmjɐ̃w̃/


excitão

(physics) exciton (bound state of electron and hole)


energia atómica

pt-noun

energia atómica f (plural energias atómicas)

(physics) atomic energy, nuclear energy (energy released by a nuclear reaction)


ponto triplo

(thermodynamics) triple point (the temperature and pressure at which a substance is in equilibrium)


muónio

muónios (plural)
Portuguese spelling (European)


velocidade da luz

velocidade da luz f (plural velocidades da luz)


tribómetro

tribómetros (plural)
Portuguese spelling (European)


triboelétrico

pt-adj

triboelétrico (feminine triboelétrica, masculine plural triboelétricos, feminine plural triboelétricas, not comparable)

triboelétrica (feminine)
triboelétricos (masculine plural)
triboelétricas (feminine plural)


fluorescência

Internationalism; borrowed from French fluorescence or English fluorescence.


dupleto

Borrowed from French doublet or duplo + -eto.

(physics) duplet (set of two electrons, with antiparallel spins, in the same orbital)


potenciômetro

(electronics) potentiometer, a user-adjustable three-terminal variable resistor that can be used as a voltage divider.


isocórico

isocórico (feminine isocórica, masculine plural isocóricos, feminine plural isocóricas)

isocórica (feminine)
isocóricos (masculine plural)
isocóricas (feminine plural)

From Ancient Greek ἴσος (ísos) + Ancient Greek χώρα (khṓra) + -ico.


triboluminescência

pt-noun

triboluminescência f (plural triboluminescências)


aceleração centrípeta

aceleração centrípeta f (plural acelerações centrípetas)

A aceleração centrípeta (ac) é um tipo de aceleração que ocorre em corpos que se movem em trajetórias circulares ou curvilíneas.

(Can we date this quote?), Rafael C. Asth, Aceleração centrípeta: o que é e como calcular (com fórmula):

Centripetal acceleration (ca) is a type of acceleration that occurs in bodies moving in circular or curvilinear trajectories.

centripetal acceleration
centripetal acceleration

(mechanics, physics) centripetal acceleration