black opal
noun Mineralogy.
a dark variety of opal having the characteristic opaline play of color.
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Words nearby black opal
black nightshade, black oak, black olive, black-on-black, black op, black opal, blackout, black pad, Black Panther, Black Panthers, blackpatch
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for black opal
black opal
noun
any opal of a dark coloration, not necessarily black
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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