D defs.my
Entry 1 sense Webster, 1913

Chessy copper

· Ches·sy· cop·per · IPA
01 The mineral azurite, found in fine crystallization at Chessy, near Lyons; called also chessylite.
  1. 1.
    The mineral azurite, found in fine crystallization at Chessy, near Lyons; called also chessylite.(Min.) Also: chessylite