Obscuration

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Obscuration \Ob`scu*ra"tion\, n. [L. obscurativ: cf. F.
     obscuration. See {Obscure}, v. t. ]
     The act or operation of obscuring; the state of being
     obscured; as, the obscuration of the moon in an eclipse.
     --Sir J. Herschel.
     [1913 Webster]