opacity

/oʊˈpæsɪtiː/

IPA: /OW0 P AE1 S AH0 T IY0/

noun

1
The state or quality of being opaque, not allowing light to pass through
“We could not see the sandbar due to the opacity of the muddy water.”
2
The state or quality of being inaccessible to understanding.
“The opacity of these decisions is troubling.”
3
A measure of relative impenetrability to electromagnetic radiation such as light.
“The opacity of a clean glass window is near zero.”

Synonyms

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