Etymology and origin of the Latin word fratricida
- Confidence
- Established
- Formation
- Compound
- First attested
- 81–43 BC Cicero More words from the 1st century BC
- Ultimate origin
- Latin frāter,caedō
Etymology tree
Derivations
Forms
frātricīda m (genitive frātricīdae); first declension[1]
Etymology
It is formed from Latin frāter (“brother”) + -cīda;[2] the TLL and Georges derive it from the word for brother and caedō (“to kill”).[3][4] The word for brother goes back to Proto-Italic *frāter- and Proto-Indo-European *bʰréh₂-tr- (“brother”);[5] the verb goes back to Proto-Italic *kaid-e/o- and Proto-Indo-European *keh₂id- (“to cut, hew”).[5]
Earliest recorded meaning
It is first found in Cicero (81–43 BC), in his speech De domo sua,[2][6] and in Cornelius Nepos (c. 100–24 BC), whose Life of Timoleon has a mother denouncing her son as fratricidam impiumque (“a fratricide and impious”).[3][6]
Semantic evolution
It always meant the murderer of a brother.[2][7] Medieval writers kept the sense, sometimes using the word as an adjective;[8] Bede applies it to the brother who out of envy killed the just Abel,[9] and an Old English glossary renders it broðorslaga.[9] English borrowed it as fratricide in the mid-15th century, for the person who kills a brother.[10]
Timeline
- 81–43 BC – Cicero uses it in De domo sua.[2][6]
- c. 100–24 BC – Cornelius Nepos uses it in his Life of Timoleon.[3][6]
- mid-15th century – English borrows it as fratricide.[10]
Meanings
Noun
- The murderer of a brother, a fratricide.[2][7]
Word family
Related words
- English fratricide
References
- ^ a b c Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b c d e Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press
- ^ a b c Thesaurus linguae Latinae (1900–), Leipzig: Teubner; Berlin: De Gruyter; open-access ed., Munich: Bayerische Akademie der Wissenschaften
- ^ Georges, Karl Ernst (1913–1918), Ausführliches lateinisch-deutsches Handwörterbuch, 8th ed., ed. Heinrich Georges, Hannover; Leipzig: Hahn
- ^ a b de Vaan, Michiel (2008), Etymological Dictionary of Latin and the other Italic Languages, Leiden Indo-European Etymological Dictionary Series 7, Leiden; Boston: Brill
- ^ a b c d Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
- ^ a b Lewis, Charlton T.; Short, Charles (1879), A Latin Dictionary, Oxford: Clarendon Press
- ^ Mittellateinisches Wörterbuch bis zum ausgehenden 13. Jahrhundert (1967–), Munich: C. H. Beck; Bayerische Akademie der Wissenschaften
- ^ a b Latham, R. E., D. R. Howlett, R. K. Ashdowne, et al. (1975–2013), Dictionary of Medieval Latin from British Sources, London: British Academy / Oxford University Press
- ^ a b Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
Cite this entry
“Fratricida.” Etymologically, 7 Nov. 2026, etymologically.com/la/fratricida. Accessed 8 Nov. 2026.
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