opacity: Meaning and Definition of
Pronunciation: (ō-pas'i-tē), [key]
— pl. -ties.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
- the state or quality of being opaque.
- something opaque.
- the degree to which a substance is opaque; capacity for being opaque.
- the proportion of the light that is absorbed by the emulsion on any given area of a film or plate.
- obscurity of meaning.
- mental dullness.
- an opaque spot or area in normally clear or transparent tissue, as a cataract of the eye.