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onyx

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onyx

Main Entry:: on·yx
Pronunciation:: \ˈä-niks\
Function:: noun
Etymology:: Middle English oniche, onyx, from Anglo-French & Latin; Anglo-French, from Latin onych-, onyx, from Greek, literally, claw, nail — more at nail
Date:: 14th century

: a translucent chalcedony in parallel layers of different colors

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