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See more synonyms for birthstone on Thesaurus.com
  1. a precious or semiprecious stone traditionally associated with a particular month or sign of the zodiac and believed to attract good fortune.
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Origin of birthstone

First recorded in 1905–10; birth + stone
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words


Examples from the Web for birthstone

Historical Examples

  • Garnet has long been the birthstone of the month of January.

    Birds and Nature Vol. 11 No. 4 [April 1902]


  • Florence half sighed as she added, “That bracelet with my birthstone and the tiny diamonds was so attractive.”

British Dictionary definitions for birthstone


  1. a precious or semiprecious stone associated with a month or sign of the zodiac and thought to bring luck if worn by a person born in that month or under that sign
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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

Word Origin and History for birthstone


1874, from birth (n.) + stone (n.).

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Online Etymology Dictionary, © 2010 Douglas Harper