onyx

noun

on·​yx ˈä-niks 

: a translucent chalcedony in parallel layers of different colors

Examples of onyx in a Sentence

Recent Examples on the Web

Also part of the primary suite, an office with leopard print furniture and an onyx fireplace is situated across from the bedroom. —Rachel Raposas, People.com, 26 Aug. 2025

The exclusive collection features bold pendant necklaces, earrings, and cuff bracelets, all set with semi-precious stones like carnelian, onyx, and golden jasper. —Essence, 25 Aug. 2025

Mourning, which would last at least two years for a widow, proscribed any jewelry except pearls and black onyx, with the only gold permitted being the wedding ring. —Judith Martin, Mercury News, 18 Aug. 2025

Infielder Junior Caminero of the Tampa Bay Rays has been seen with an onyx necklace — while also seen sporting two Alhambra bracelets when not on the field. —Ashley J. Dimella, FOXNews.com, 16 Aug. 2025

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

First Known Use

14th century, in the meaning defined above

Rhymes for onyx

• conics
• phonics
• sonics
• tonics
• avionics
• electronics
• histrionics
• hydroponics
• nucleonics
• ultrasonics
• harmonics
• ionics

Kids Definition

onyx

noun

on·​yx ˈän-iks 

: chalcedony in parallel layers of different color