Standard Synonyms
Opaque
Dull
Uninteresting
Unexciting
Slang Synonyms
Dope
Fly
Fresh
Ill
Legit
Lit
Mad
Rad
Sick
Solid
Tight
Wicked
Academic Synonyms
Dense
Thick
Impenetrable
Impervious.
Old English Synonyms
Dark
Dreary
Murky
Dismal
Gloomy
Gray
Black
Regional Synonyms
Obscure
Murky
Vague
Indistinct
Clouded
Industry-specific Synonyms
Dense
Busy
Crowded
Confused
Complicated
Full
Heavy
Humming
Labyrinthine
Murky
Packed
Perplexing
Tight
Tiring
Attmospheric
Antonyms
Transparent
Clear
Translucent
Lucid
Diaphanous
Meaning
not able to be seen through; not transparent
Definition
The word ‘opac’ is derived from the Latin word ‘opacus’, which means ‘dark, dull, or obscure’. In the context of light andvision, opac refers to the property of a material that allows very little light to pass through it. Opaque materials appear verysolid and impenetrable.
Example Sentences
The fog was so thick and opac, I couldn’t see more than a few feet in front of me.
The sky was a beautiful opac blue, and the sun was shining.
The walls in the basement were covered in opac mold.
The opac paint made the room feel smaller and darker.
The opac curtain didn’t provide much privacy.