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definitions

moss agate

noun
  1. a kind of agate or chalcedony containing brown or black mosslike dendritic markings from various impurities.

Origin of moss agate

First recorded in 1790–1800
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for moss agate

Historical Examples of moss agate

  • The governing planet of the month is Venus, and the gems are moss-agate and emerald.

  • His soft eyes hardened and the moss-agate look came into them.

    Fore!

    Charles Emmett Van Loan

  • There was blood upon that moon, and all the shores were like veins in moss-agate and the sea like oil.

    Over the Rocky Mountains to Alaska

    Charles Warren Stoddard

British Dictionary definitions for moss agate

moss agate

noun
  1. a variety of chalcedony with dark greenish mossy markings, used as a gemstone
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012