osteo-

Combining form of Ancient Greek ὀστέον (ostéon, “bone”).


a-

a- + moral (“moral”) → amoral (“amoral”)


a-

a- + feble (“weak”) → afeblir (“to weaken”)

a- + sabor (“taste”) → assaborir (“to taste”)

used to make verbs from adjectives and nouns


il-

Form used before a root beginning with the letter l of in-


atto-

Borrowed from Danish atten (“eighteen”).


ir-

Form used before a root beginning with the letter r of in-


im-

im- + perdible → imperdible

Form used before a root beginning with the letter b, m, or p of in-


in-

head

in- (before l il-, before b, m, or p im-, before r ir-)

in-; un- (reversal of meaning or lack of an attribute)


auto-

Borrowed from Ancient Greek αὐτο- (auto-).


micro-

From Ancient Greek μικρός (mikrós, “small”).


kilo-

Borrowed from French kilo-, from Ancient Greek χίλιοι (khílioi, “thousand”).

der

kilo- (SI prefix expressing 10³ of the base unit)


tetra-

From Ancient Greek τέτταρες (téttares), τέσσαρες (téssares, “four”).


mono-

From Ancient Greek μόνος (mónos, “alone, only, sole, single”).


bio-

Borrowed from Ancient Greek βίος (bíos).


homo-

homo- (of or pertaining to homosexuality)


re-

re- + fer (“to do”) → refer (“to redo”)

re- + vell (“old”) → revell (“very old”)

re- + nebot (“nephew”) → renebot (“grandnephew”)

great-, grand- (used to denote the removal of one generation)


neo-

Borrowed from Ancient Greek νεο- (neo-, prefix), from νέος (néos, “new, young”).


endo-

Borrowed from Ancient Greek ἔνδον (éndon, “inner; internal”).


geo-

Borrowed from Ancient Greek γῆ (gê, “earth”).


electro-

Borrowed from Latin electrum, from Ancient Greek ἤλεκτρον (ḗlektron, “amber”) (a natural resin, which — when rubbed — produces static electricity).


gastro-

Coined based on Ancient Greek γαστήρ (gastḗr, “stomach”).


dis-

Borrowed from Ancient Greek δυσ- (dus-).

disfàsia


dis-

Borrowed from Latin dis-. Compare the inherited des-.

dis- + sort (“luck”) → dissort (“misfortune”)


eco-

Borrowed from Ancient Greek οἶκος (oîkos, “house, household”).

bor+

eco- (forming words concerning ecology or the environment)


eco-

Borrowed from Latin echō, from Ancient Greek ἠχώ (ēkhṓ, “echo”).

echo- (forming words related to echos or other reflected waves)


en-

Inherited from Latin in-, prefixation of Latin in (“in, into”); see en.


di-

Borrowed from Ancient Greek δίς (dís, “twice”).


pre-

before; used to form words meaning "in front of" or "before"

before; used to form words meaning superiority or excellence


super-

Learned borrowing from Latin super-. Doublet of sobre-.


trans-

Borrowed from Latin trāns (“across, on the far side, beyond”).


meso-

From Ancient Greek μέσος (mésos, “middle”).


paleo-

From Ancient Greek παλαιός (palaiós, “old”).


exo-

Borrowed from Ancient Greek ἔξω (éxō, “outer; external”).


cosmo-

Borrowed from Ancient Greek κόσμος (kósmos, “universe”).


calcio-

Borrowed from Latin calx (“limestone, chalk”).


demo-

Borrowed from Ancient Greek δῆμος (dêmos, “people”).


macro-

From Ancient Greek μακρός (makrós, “long”).


des-

Inherited from Latin dis-, from Proto-Indo-European *dwís. Doublet of dis-, which was borrowed.

des- + fer (“to do”) → desfer (“to undo”)

indicates the negation of a verb; dis-, un-


cardio-

Borrowed from Ancient Greek καρδία (kardía, “heart”).


megalo-

Borrowed from Ancient Greek μεγάλος (megálos), from μέγας (mégas).


bes-

before; used to form words meaning "two times"


idio-

Representing a combining form of Ancient Greek ἴδιος (ídios, “own, personal, distinct”).


foto-

Borrowed from Ancient Greek φωτο- (phōto-), from φῶς (phôs, “light”).


poli-

From Ancient Greek πολύς (polús, “many, much”).


psico-

From Ancient Greek ψυχή (psukhḗ, “soul”).


xilo-

Borrowed from Ancient Greek ξύλον (xúlon, “wood”).


crono-

Borrowed from Ancient Greek χρόνος (khrónos, “time”).


anemo-

Borrowed from Ancient Greek ἄνεμος (ánemos, “wind”).


calco-

Borrowed from Ancient Greek χαλκός (khalkós, “copper”).


calco-

See the etymology of the corresponding lemma form.


ciano-

Borrowed from Ancient Greek κυάνεος (kuáneos, “dark blue”).


crio-

Borrowed from Ancient Greek κρύος (krúos, “cold, frost, ice”).


termo-

From Ancient Greek θερμός (thermós, “warm, hot”).


mio-

From Ancient Greek μυός (muós, “muscle”).


piro-

From Ancient Greek πυρο- (puro-), combining form of πῦρ (pûr, “fire”).


tecno-

Borrowed from Ancient Greek τεχνο- (tekhno-), combining form of τέχνη (tékhnē, “art, craft”).


artro-

Borrowed from Ancient Greek ἄρθρον (árthron, “a joint”).


tropo-

From Ancient Greek τρόπος (trópos, “turn, change, response”).


atmo-

Borrowed from Ancient Greek ἀτμός (atmós, “vapor, smoke, steam”).


cripto-

Learned borrowing from Ancient Greek κρυπτός (kruptós, “hidden, secret”).


dermato-

Derived from Ancient Greek δέρματο- (dérmato-), combining form of δέρμα (dérma, “skin”).


etno-

Borrowed from Ancient Greek ἔθνος (éthnos).


quilo-

Borrowed from French kilo-, from Ancient Greek χίλιοι (khílioi, “thousand”).


quilo-

From Ancient Greek χεῖλος (kheîlos, “lip, edge”).

cheilo- (combining form used in scientific neologisms to indicate the lips or an edge)


quilo-

From Ancient Greek χυλός (khulós, “secretion, bile”).

chole- (combining form used in scientific neologisms to indicate bile)

quilopericardi

presence of bile in the pericardial fluid


sismo-

from Ancient Greek σεισμός (seismós, “shaking, earthquake”).


es-

es- + fulla (“leaf”) → esfullar (“to remove leaves from”)


tras-

Inherited from Latin trāns (“across, beyond”), from Proto-Indo-European *terh₂- (“through, throughout, over”). Doublet of tra- and trans-.


video-

Borrowed from English video-, from Latin videō (literally “I see”).


tra-

Inherited from Latin trāns (“across, beyond”), from Proto-Indo-European *terh₂- (“through, throughout, over”). Doublet of tras- and trans-.


hiper-

Learned borrowing from Ancient Greek ὑπέρ (hupér, “over”).

lbor

hiper- + tensió (“tension”) → hipertensió (“hypertension”)


sobre-

Inherited from Latin super-. Doublet of super-.


hipo-

Borrowed from Ancient Greek ὑπο- (hupo-), combining form of ὑπό (hupó, “under”).


melano-

Derived from Ancient Greek μέλας (mélas, “black”), (genitive μέλανος (mélanos)).


oclo-

From Ancient Greek ὄχλος (ókhlos, “multitude, crowd”).


ictio-

From Ancient Greek ἰχθύς (ikhthús, “fish”).


viti-

Borrowed from Latin vītis (“grapevine”). Doublet of vit.


espondilo-

Borrowed from Ancient Greek σπόνδυλος (spóndulos, “vertebra”).


sots-

Inherited from Latin subtus, which gives the archaic preposition sots, nowadays replaced by sota.

sots- + director (“director”) → sotsdirector (“subdirector”)


al·lo-

Borrowed from Ancient Greek ἄλλος (állos).

al·lo- + -trop → al·lòtrop


prosop-

Alternative form of prosopo- (before a vowel)


prosopo-

classical compound
international scientific vocabulary

From international scientific vocabulary, reflecting a New Latin combining form, from Ancient Greek πρόσωπον (prósōpon, “face”).

der

having to do with a person (any specific individual)


espermato-

From Ancient Greek σπέρμα, σπέρματος (spérma, spérmatos, “seed”).

derived

σπέρμα, σπέρματος


aqüi-

Borrowed from Latin aqui-, combining form of aqua (“water”).