[fra-tri-sahyd, frey-]


a person who kills his or her brother.
the act of killing one's brother.


Nearby words

  1. fraternity,
  2. fraternity house,
  3. fraternization,
  4. fraternize,
  5. fratricidal,
  6. fratry,
  7. frau,
  8. fraud,
  9. fraud squad,
  10. fraudster

Origin of fratricide

1490–1500; (def 1) < Middle French < frātricīda, equivalent to frātri- (combining form of frāter) brother + -cīda -cide; (def 2) < Middle French < Late Latin frātricīdium, equivalent to frātricīd(a) + -ium noun suffix

Related formsfrat·ri·cid·al, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for fratricidal

British Dictionary definitions for fratricidal



the act of killing one's brother
a person who kills his brother
military the destruction of or interference with a nuclear missile before it can strike its target caused by the earlier explosion of a warhead at a nearby target
Derived Formsfratricidal, adjective

Word Origin for fratricide

C15: from Latin frātricīda; see frater 1, -cide

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 fratricidal
Online Etymology Dictionary, © 2010 Douglas Harper