- Opacity is defined as the quality of not letting light pass through, or hard to understand.
- An example of something with opacity is a darkened window.
- An example of opacity is the Russian language.
- the state, quality, or degree of being opaque
- pl. opacities something opaque, as a spot on the cornea or lens of an eye
Origin of opacityFrench opacité ; from Classical Latin opacitas ; from opacus, shady
- The quality or state of being opaque.
- Something opaque.
- a. Obscurity; impenetrability.b. Dullness of mind.
Origin of opacityFrench opacité, from Old French, from Latin opācitās, from opācus, dark.
(countable and uncountable, plural opacities)
- (uncountable) 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.
- (uncountable) The state or quality of being inaccessible to understanding
- The opacity of these decisions is troubling.
- (optics, countable) A measure of relative impenetrability to electromagnetic radiation such as light.
- The opacity of a clean glass window is near zero.
From French opacité.
opacity - Computer Definition
Refers to being "opaque," which means to prevent light from shining through. For example, in an image editing program, the opacity level for some function might range from completely transparent (0) to completely opaque (100).