epidote

play
noun ep·i·dote \ˈe-pə-ˌdōt\

Definition of epidote

  1. :  a yellowish-green mineral Ca2(Al,Fe)3Si3O12OH usually occurring in grains or columnar masses and sometimes used as a gemstone

Origin and Etymology of epidote

French épidote, from Greek epididonai to give in addition, from epi- + didonai to give — more at date


First Known Use: 1808


Learn More about epidote


Seen and Heard

What made you want to look up epidote? Please tell us where you read or heard it (including the quote, if possible).