Etymology and origin of the Latin word coma
- Confidence
- Established
- Formation
- Borrowing
- First attested
- 204–169 BC, Ennius
- Borrowed from
- Ancient Greek κόμη
- Ultimate origin
- Ancient Greek κόμη
Forms
coma f (genitive comae); first declension[1]
Etymology
It is borrowed from Ancient Greek κόμη (kómē, “hair of the head”).[2][3][4][5][1] The further origin of the Greek word is unknown.[6][5]
Earliest recorded meaning
Köbler finds it first in Ennius,[5] who has comīs passīs, with hair let loose;[2] Pacuvius describes hair that is long, uncombed, matted and rough.[2]
Semantic evolution
It was above all the hair of the head, often as an ornament,[2][3] and Festus defines comae as hair arranged with some care.[3] Cicero has calamistrata coma, hair curled with the iron, but the word is very rare in him and belongs mostly to poetry and post-Augustan prose.[3] It was used of a lion's mane, the snakes of the Furies, the plumes of a helmet and, in Accius, the golden fleece of a lamb.[2][3] Poets made it the “hair” of the earth and of trees: in Catullus a coma of leaves often whispers, and Horace has grass returning to the fields and leaves (comae) to the trees.[2] It also named the awns and tufts of plants and the heads of flowers, and anything resembling hair: wisps of cloud, the tail of a comet in Seneca, and rays of flame or lightning.[2][7]
In medieval Latin the cutting or laying down of the hair (coma) marked entry into the clergy or a monastery, and church rules governed the hair of clerics.[8] Writers used it for the tail of a comet,[9][8] and in music for the stem of a note.[8] English took it as a botanical term in the 1660s and for the hazy head of a comet in 1765.[6]
Timeline
- 204–169 BC – Ennius writes of loosened hair.[2][5]
- 220–130 BC – Pacuvius describes long, matted hair.[2][5]
- 170–c. 90 BC – Accius uses it of the golden fleece.[2][3][5]
- 81–43 BC – Cicero speaks of curled hair.[3][10][5]
- 70–19 BC – Virgil uses it of a lion's mane.[2][5]
- 4 BC–65 AD – Seneca uses it of the tail of a comet.[2][5]
- 1660s – English takes it as a botanical term.[6]
- 1765 – English uses it for the envelope round the head of a comet.[6]
Meanings
Noun
- The hair of the head; a lock of hair.[2][3][1]
- The mane of an animal; the plume of a helmet.[2][3]
- Fleece, wool.[2][7]
- Foliage, leaves; the tuft or awn of plants; the heads of flowers.[2][3][1]
- Something resembling hair: wisps of cloud, the tail of a comet, rays of flame or light.[2][7][10][9]
- (Medieval Latin, music) The stem of a note.[8]
Word family
- bicomis
- comans
- comātōrius
- comōsus
- comula
- albicomus
- alticomus
- anguicomus
- auricomus
- flammicomus
- flōricomus
- comātus
Related words
Usage notes
The MLW has a separate neuter coma, genitive comatos, from Ancient Greek κῶμα (kôma, “deep sleep”), meaning sleep or lethargy in the Latin Paul of Aegina and in Constantine the African;[8][5] English coma “prolonged unconsciousness” (1640s) comes from the Latinized form of the Greek word.[6]
References
- ^ a b c d e f Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b c d e f g h i j k l m n o p q Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press
- ^ a b c d e f g h i j Lewis, Charlton T.; Short, Charles (1879), A Latin Dictionary, Oxford: Clarendon Press
- ^ Saalfeld, Günther Alexander (1874), Index Graecorum vocabulorum in linguam latinam translatorum, Berlin: Weidmann
- ^ a b c d e f g h i j Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
- ^ a b c d e Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
- ^ a b c Georges, Karl Ernst (1913–1918), Ausführliches lateinisch-deutsches Handwörterbuch, 8th ed., ed. Heinrich Georges, Hannover; Leipzig: Hahn
- ^ a b c d e 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 Gaffiot, Félix (2016), Dictionnaire latin-français, new ed. by Gérard Gréco et al. (Gaffiot 2016), online ed.
Derived terms
Borrowed into
- English coma
Related etymologies
Cite this entry
“Coma.” Etymologically, 23 Oct. 2026, etymologically.com/la/coma. Accessed 23 Oct. 2026.
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