: a translucent chalcedony in parallel layers of different colors
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The original stone fireplace has been retained, but the design team added LED lighting to the onyx hearth for a warmer glow.—Tori Latham, Robb Report, 25 May 2025 The auction also listed several brooches, such as a citrine, onyx and diamond caterpillar, that were gifts from her husband.—David Belcher, New York Times, 20 May 2025 That personal collection now includes some new favorites: five black onyx pieces, inspired by their grandmother’s vintage clip-ons, and exclusively available on their site and Moda Operandi starting April 25.—Talia Abbas, Vogue, 25 Apr. 2025 The case core is tinted in deep black, echoing the onyx featured behind the tourbillon cage and along its sides.—Anthony Demarco, Forbes.com, 1 Apr. 2025 See All Example Sentences for onyx
Word History
Etymology
Middle English oniche, onyx, from Anglo-French & Latin; Anglo-French, from Latin onych-, onyx, from Greek, literally, claw, nail — more at nail
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