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WordReference Random House Learner's Dictionary of American English © 2024o•paque /oʊˈpeɪk/USA pronunciation adj. - not allowing light to pass through;
difficult to see through. - hard to understand;
not clear:opaque arguments. - dull, stupid, or unintelligent.
WordReference Random House Unabridged Dictionary of American English © 2024o•paque (ō pāk′),USA pronunciation adj., n., v., o•paqued, o•paqu•ing. adj. - not transparent or translucent;
impenetrable to light;
not allowing light to pass through. - Physicsnot transmitting radiation, sound, heat, etc.
- not shining or bright;
dark;
dull. - hard to understand;
not clear or lucid;
obscure:The problem remains opaque despite explanations. - dull, stupid, or unintelligent.
n. - something that is opaque.
- Photographya coloring matter, usually black or red, used to render part of a negative opaque.
v.t. - Photographyto cover up blemishes on (a negative), esp. for making a printing plate.
- to cause to become opaque.
- Latin opācus shaded
- late Middle English opake 1375–1425
- 1.See corresponding entry in Unabridged murky, cloudy, muddy.
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