fratricide

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fratricide¹

Where it comes from

From Middle French fratricide or its etymon Latin frātricīdium.

noun fratricides

  1. countable, uncountable The killing of one's brother (or sister). The new accusation brought by Urban against Manfred of murdering his sister-in-law's embassador – it may be observed that, tacitly, he acquits him of parricide, fratricide, and nepoticide – requires a little explanation.
  2. broadly, countable, uncountable The intentional or unintentional killing of a comrade in arms. From January on, Third Army also spent a good deal of energy trying to solve the problem of fratricide, the killing or injuring of one's own forces by what is ironically called 'friendly fire,'[…]
  3. broadly, countable, uncountable The undesirable situation where the separate missiles from a MIRV interfere with each other as they explode.

fratricide²

Where it comes from

From Middle English fratricide, from Middle French fratricide or its etymon Latin frātricīda.

noun fratricides

  1. A person who commits fratricide. Can Signorio was twice a fratricide, the last time when he lay upon his death-bed: his tomb bears upon its gables the images of six virtues, — Faith, Hope, Charity, Prudence, and (I believe) Justice and Fortitude.

    Similar: brother-slayer

Translations

Every language

noun killing of one's sibling

Españolfratricidio
हिन्दीभ्रातृहत्या bhrātŕhatyā
Portuguêsfratricídio
Françaisfratricide
DeutschBrudermord, Geschwistermord, Geschwistertötung, Fratrizid
Italianofratricidio
Ελληνικάαδελφοκτονία adelfoktonía
Românăfratricid
Русскийбратоуби́йство bratoubíjstvo

noun person who commits fratricide

Españolfratricida
हिन्दीभ्रातृहत्यारा bhrātŕhatyārā
Portuguêsfratricida
Françaisfratricide
DeutschBrudermörder, Brudermörderin, Geschwistermörder, Geschwistermörderin
Italianofratricida
Ελληνικάαδελφοκτόνος adelfoktónos
Românăfratricid, fratricidă
Русскийбратоуби́йца bratoubíjca

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MLA

"fratricide." Wiktionary, via Micwyn, micwyn.com/word/fratricide. Accessed 6 Nov. 2026.

APA

fratricide. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/fratricide

Chicago

"fratricide." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/fratricide.

BibTeX
@misc{fratricide_2026,
  title = {fratricide},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/fratricide},
  urldate = {2026-11-06}
}