Synset

not transmitting or reflecting light or radiant energy; impenetrable to sight
<adj.all> freq. cnt.: 3 freq. cnt.: 3

sample sentences

"opaque windows of the jail"
"opaque to X-rays"

lexical pointers

antonym

derivationally related form

opacity opacity opaqueness

semantic pointers

also see

attribute

opacity, opaqueness

similar to

murky, cloudy, muddy, mirky, turbid fogged, foggy frosted glaucous lightproof, light-tight milky, milklike, whitish semiopaque solid