black opal
noun Mineralogy.
a dark variety of opal having the characteristic opaline play of color.
Words nearby black opal
black nationalism,
black nightshade,
black oak,
black olive,
black op,
black opal,
black out,
black pad,
black panther,
black panthers,
black pepper
British Dictionary definitions for black opal
black opal
noun
any opal of a dark coloration, not necessarily black