Definitions for: Opacity


[n] the quality of being opaque to a degree; the degree to which something reduces the passage of light
[n] incomprehensibility resulting from obscurity of meaning
[n] the phenomenon of not permitting the passage of electromagnetic radiation



Webster (1913) Definition: O*pac"i*ty, n. [L. opacitas: cf.F. opacit['e].]
1. The state of being opaque; the quality of a body which
renders it impervious to the rays of light; want of
transparency; opaqueness.

2. Obscurity; want of clearness. --Bp. Hall.

Synonyms: opaqueness

Antonyms: clarity, clearness, transparence, transparency, uncloudedness

See Also: blurriness, cloudiness, fogginess, fuzziness, incomprehensibility, indistinctness, muddiness, murkiness, optical opacity, physical phenomenon, quality, radio-opacity, radiopacity

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