joule

Unadapted borrowing from English joule, from English physicist James Prescott Joule.


ampere

Borrowed from French ampère, from French physicist André-Marie Ampère.


segundo

Inherited from Latin secundus with, per Coromines, a 'semi-learned' treatment of the stressed vowel (*segondo would have been expected otherwise). Doublet of según. Related to seguir (“follow”).


metro

→ Tagalog: metro

Borrowed from French mètre, from Ancient Greek μέτρον (métron, “measure”).

der

(measuring instruments) tape measure, measuring tape

(poetry, music) metre (the rhythm or measure in verse and musical composition)


julio

Borrowed from English joule, from English physicist James Prescott Joule.


quintal

Zoogocho Zapotec: quintal

Borrowed from Medieval Latin quintāle (“various medieval hundredweights”), from Andalusian Arabic and Arabic قِنْطَار (qinṭār, “100 rottols”), from Classical Syriac ܩܰܢܛܺܝܪܳܐ (qanṭīrā) and ܩܰܢܛܺܝܢܳܪܳܐ (qanṭīnārā), from Byzantine Greek κεντηνάριον (kentēnárion), from Latin centēnārium (“100 Roman pounds”), from centēnī (“100 things”) + -ārius (“-ary”, forming related adjectives). Doublet of centenario.

der

(chiefly historical) quintal, Spanish hundredweight (a traditional unit of mass equivalent to about 46 kg)


litro

Borrowed from French litre, from Medieval Latin litra, from Ancient Greek λίτρα (lítra, “a Sicilian coin, a measure of weight”). Doublet of arrelde.


área

Borrowed from Latin area. Compare the inherited doublet era (“threshing floor”).

are (SI unit of area equal to 100 square metres)


centímetro

→ Mecayapan Nahuatl: centímetro

→ Tagalog: sentimetro

From centi- + -metro (“meter”), calqued from French centimètre.


kilómetro

→ Chicahuaxtla Triqui: kilómetru³

→ Cebuano: kilometro

→ Maguindanao: kilumitru

→ Tagalog: kilometro

→ Yatzachi Zapotec: kilometro

→ Zoogocho Zapotec: kilómetro


kilogramo

From kilo- (“kilo”) + gramo (“gram”), a calque of French kilogramme.


tonelada

From tonel (“tun”) + -ada (“-ful”), from Old French tonel (“little tun, cask”), from tone + -el (“-elle: forming diminutives”), from Late Latin tunna (“tun”), from Proto-Celtic *tunna (“hide, skin”). In reference to the English unit, calqued from English ton. Cognate with Galician and Portuguese tonelada.

(historical) tonelada, Spanish ton (a traditional unit of mass equivalent to about 920 kg)


miligramo

Tagalog: miligramo

From mili- (“mili”) + gramo (“gram”), calqued from French milligramme.


gramo

Bikol Central: gramo

Tagalog: gramo

A calque of French gramme, from Late Latin gramma, from Ancient Greek γράμμα (grámma).


amperio

Hispanicization of ampere, named after the French physicist André-Marie Ampère.


grado centígrado

es-noun

grado centígrado m (plural grados centígrados)


kilolitro

From kilo- + litro, a calque of French kilolitre.


culombio

Synonym of coulomb, the metric unit of electrical current


quilogramo

From quilo- (“kilo”) + gramo (“gram”), calqued from French kilogramme.


unidad astronómica

unidad astronómica f (plural unidades astronómicas)


kilómetro cuadrado

kilómetro cuadrado m (plural kilómetros cuadrados)

square kilometer (US), square kilometre (UK)


kilojulio

From kilo- + julio, a calque of French kilojoule.


decagramo

From deca- (“deca”) + gramo (“gram”), calqued from French décagramme.


centigramo

From centi- (“centi”) + gramo (“gram”), calqued from French centigramme.


decigramo

From deci- (“deci”) + gramo (“gram”), calqued from French décigramme.


hectómetro

→ Tagalog: hektometro


hectogramo

From hecto- (“hecto”) + gramo (“gram”), calqued from French hectogramme.


quilolitro

From quilo- (“kilo-”) + litro (“liter, litre”), calqued from French kilolitre.


quintal métrico

es-noun

quintal métrico m (plural quintales métricos)

a metric quintal (a unit of weight, equal to 100 kilograms)


centímetro cúbico

centímetro cúbico m (plural centímetros cúbicos)


megagramo

From mega- (“mega”) + gramo (“gram”), a calque of French mégagramme.

tonelada métrica
tonelada métrica#Spanish

Synonym of tonelada métrica (“metric ton”)


tonelada métrica

tonelada métrica f (plural toneladas métricas)


decímetro cúbico

decímetro cúbico m (plural decímetros cúbicos)


quilojulio

From quilo- + julio, a calque of French kilojoule.


ángstrom

(physics) angstrom (a very small unit of length, 10⁻¹⁰ m)