Category:Opaque

O*paque", a. Etym: [f., fr. L. opacus. Cf. Opacous.]

1. Impervious to the rays of light; not transparent; as, an opaque Substance.

2. Obscure; not clear; unintelligible. [colloq.]

Opaque O*paque", n.

Defn: that which is opaque; opacity. Young.