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fratricide

[ fra-tri-sahyd, frey- ]
/ ˈfræ trɪˌsaɪd, ˈfreɪ- /
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See synonyms for: fratricidal on Thesaurus.com

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

OTHER WORDS FROM fratricide

frat·ri·cid·al, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use fratricide in a sentence

British Dictionary definitions for fratricide

fratricide
/ (ˈfrætrɪˌsaɪd, ˈfreɪ-) /

noun
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 forms of fratricide

fratricidal, 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
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