calomel Hear it!

calomel definition

calo·mel (kal′ə mel′, -məl)

noun

mercurous chloride, HgCl, a white, tasteless powder that darkens on exposure to light: used in standard electrode cells and as a fungicide, insecticide, etc.

Etymology: ModL calomel, calomeles < Gr kalos, beautiful + melas, black: see melano-

Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

Comments
Improve this definition.
Do you have more to add? Share your linguistic knowledge or observation.
/Register to save your comments.