Definition of Opacity

Noun: opacity  ow'pa-su-tee [N. Amer], ow'pa-su-tee or u'pa-su-tee [Brit]

1. The phenomenon of not permitting the passage of electromagnetic radiation
    
2. Incomprehensibility resulting from obscurity of meaning
   - opaqueness
    
3. The quality of being opaque to a degree; the degree to which something reduces the passage of light
   - opaqueness

See also:
opacities
opah

Anagrams containing the word opacity

oapcyit yopacit tyopaci ityopac cityopa acityop pacityo