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obscuration |
1 definition found From Webster's Revised Unabridged Dictionary (1913) [web1913]: 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.