An unusual word

  • chalcedony – a precious form of quartz onyx, agate and cornelian are all types of

    Origin of CHALCEDONY [

    Merriam Webster]

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

    First Known Use: 13th century

    Rhymes with CHALCEDONY

    chalcedony