chalcedony

play
noun chal·ce·do·ny \kal-ˈse-dən-ē, chal-; ˈkal-sə-ˌdō-nē, ˈchal-, -ˌdä-\

Definition of chalcedony

plural

chalcedonies

  1. :  a translucent variety of quartz of various colors and waxy luster

chalcedonic

play \ˌkal-sə-ˈdä-nik\ adjective

Origin and Etymology of chalcedony

Middle English calcedonie, a precious stone, from Anglo-French, from Late Latin chalcedonius, from Greek Chalkēdōn Chalcedon


First Known Use: 13th century


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