adj.

1. 1. Impenetrable by light; neither transparent nor translucent.
   2. Not reflecting light; having no luster: an opaque finish.
2. Impenetrable by a form of radiant energy other than visible light: a chemical solution opaque to x-rays.
3. 1. So obscure as to be unintelligible: “opaque, elusive, minimal meanings” (John Simon).
   2. Obtuse of mind; dense. See synonyms at dark.

n.

Something that is opaque, especially an opaque pigment used to darken parts of a photographic print or negative.

[Middle English opake, shady, and French opaque, opaque (from Old French, shady), both from Latin opācus.]

opaquely o·paque'ly adv.
opaqueness o·paque'ness n.

adj

Definition: clouded, muddy
Antonyms: clear, lucid, translucent, transparent, unclouded

adj

Definition: hard to understand
Antonyms: clear, crystal-clear, easy, unambiguous, understandable

---

adj

Relatively impenetrable to light. See also opacity, optical.

Impervious to the transmission of visible light.

---

Impervious to light rays or, by extension, to x-rays or other electromagnetic radiation; neither translucent nor transparent.

IN BRIEF: Does not let light through.

After years at the bottom of the sea, the windows of the ship had become opaque.

Dansk (Danish)
adj. - uigennemsigtig, dunkel
n. - dækfarve

Nederlands (Dutch)
ondoorschijnend, ondoorzichtig, dom, donker, duister

Français (French)
adj. - opaque
n. - matière opaque
v. tr. - rendre opaque, opacifier

Deutsch (German)
adj. - (licht)undurchlässig, undurchsichtig, dunkel
n. - Abdecklack
v. - undurchsichtig machen, mit Lack abdecken

Ελληνική (Greek)
adj. - αδιαφανής, (μτφ.) θαμπός, μουντός, ασαφής, δυσνόητος, βραδύνους
n. - οτιδήποτε αδιαφανές
v. - καθιστώ αδιαφανές

Italiano (Italian)
opaco

Português (Portuguese)
adj. - opaco, fosco
n. - opacidade

Русский (Russian)
непрозрачный

Español (Spanish)
adj. - opaco, mate, obtuso, oscuro
n. - opaco
v. tr. - opacar, dar tono mate

Svenska (Swedish)
adj. - ogenomskinlig, dunkel, trög
n. - ngt som är ogenomskinligt
v. - göra ngt ogenomskinligt

中文（简体） (Chinese (Simplified))
不透明的, 不传热的, 不透明物

中文（繁體） (Chinese (Traditional))
adj. - 不透明的, 不傳熱的
n. - 不透明物

한국어 (Korean)
adj. - 불투명한, (열,전기)통하지않는, (머리가)둔한
n. - 불투명체, 암흑

日本語 (Japanese)
adj. - 不透明な, 光沢のない, くすんだ, 鈍い, 不明確な, 不明瞭な, 愚鈍な
n. - 不透明体, 不伝導性の

العربيه (Arabic)
‏(صفه) أكمد, مبهم (الاسم) اللاشفافيه (فعل) يكمد‏

עברית (Hebrew)
adj. - ‮אטום, לא שקוף‬
n. - ‮דבר אטום, חומר לאטימת שטחים על תשליל‬

If you are unable to view some languages clearly, click here.

To select your translation preferences click here.

opaque projector	Opaque Projector Store
Uni Paint Opaque Markers	Opinions And Reviews Elegance Opaque Ciba Vision