opacity

English

Etymology

From French opacité.

Pronunciation

(US) enPR: ōpăsʹĭti, IPA^(key): /oʊˈpæsɪtiː/

Noun

opacity (countable and uncountable, plural opacities)

(uncountable) The state or quality of being opaque, not allowing light to pass through
We could not see the sandbar due to the opacity of the muddy water.
(uncountable) The state or quality of being inaccessible to understanding.
The opacity of these decisions is troubling.
(optics, countable) A measure of relative impenetrability to electromagnetic radiation such as light.
The opacity of a clean glass window is near zero.

Synonyms

opaqueness

Coordinate terms

transparency

Translations

state of being opaque; blocking light

Belarusian: непразры́стасць f (njeprazrýstascʹ)
Catalan: opacitat f
Czech: neprůhlednost f
Finnish: läpikuultamattomuus (fi), läpinäkymättömyys (fi)
French: opacité (fr) f
Galician: opacidade (gl) f
German: Opazität (de) f, Undurchsichtigkeit f
Greek: αδιαφάνεια (el) f (adiafáneia)

Indonesian: ketidakbeningan
Latvian: necaurredzamība f, necaurspīdīgums m
Portuguese: opacidade f
Russian: непрозра́чность (ru) f (neprozráčnostʹ)
Spanish: opacidad f
Swedish: opacitet (sv) c
Ukrainian: непрозо́рість f (neprozóristʹ)

state of being inaccessible to understanding

French: opacité (fr) f

measure of relative opaqueness

Finnish: läpikuultamattomuus (fi), läpinäkymättömyys (fi)

Indonesian: ketidakbeningan

The translations below need to be checked and inserted above into the appropriate translation tables, removing any numbers. Numbers do not necessarily match those in definitions. See instructions at Wiktionary:Entry layout#Translations.

Translations to be checked

Swedish: ^{(please verify)} opak (sv)

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