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opaque Synonyms
Another word for opaque
Choosing another word for opaque depends on context, so the 20 synonyms and similar words below are separated across 3 exact definitions and ranked by match strength.
• adjective (Context 1)
Not able to be seen through; not allowing light to pass through.
Usage Example
"The laboratory chemicals are stored in nontransparent brown bottles to prevent degradation from sunlight."
Strongest
nontransparent
Strong
clouded
cloudy
murky
turbid
filmy
hazy
muddy
• adjective (Context 2)
Difficult or impossible to understand, explain, or interpret; lacking clarity or transparency.
Usage Example
"The tax code is full of obscure legal jargon that confuses ordinary citizens."
Strongest
obscure
incomprehensible
unfathomable
inscrutable
impenetrable
Strong
cryptic
enigmatic
abstruse
arcane
perplexing
• verb (Context 3)
To make impervious to light, or to paint over an area of a photographic negative or printing plate to block light.
Usage Example
"The darkroom assistant carefully opaqued the pinholes on the film negative before making the final print."
Strong
obscure
cloud
darken
Opposites of opaque
The opposite of opaque shifts depending on context. Common opposites include:
transparent
clear
lucid
see-through
intelligible
comprehensible
pellucid
diaphanous
• Nearby Words
Cite this Entry
Wordmom. (2026). Synonyms for Opaque. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/opaque