Etymologically

κομήτης

Etymology and origin of the Ancient Greek word κομήτης

Confidence
Established
Formation
Derivation
First attested
5th century BC, Herodotus
Ultimate origin
Ancient Greek (κομάω)
Etymology tree
inherited borrowed derived
Ancient Greek κομήτης
English comet

Pronunciation

  • IPA (5th-century BC Attic): /ko.mɛ̌ː.tɛːs/[1]
  • IPA (4th-century AD Koine): /koˈmi.tis/[1]
  • IPA (10th-century Byzantine): /koˈmi.tis/[1]

Forms

κομήτης (komḗtēs) m[1]

Etymology

It is derived from κομάω (komáō, “to have long hair”), from κόμη (kómē, “hair”), with the suffix -της (-tēs).[1][2] The comet was named the “long-haired star” because its tail was imagined as a head of hair.[3][2]

Earliest recorded meaning

An oracle quoted by Herodotus calls the Persians long-haired.[2][4]

Semantic evolution

Comic poets used it of vain, dissolute young men who wore their hair long, as in Aristophanes' Clouds.[2][4] Plato uses it simply for having hair, as opposed to being bald.[2][4] Figuratively, Sophocles calls an arrow κομήτης for its feathers, and Euripides a meadow for its grass and a thyrsus for its ivy.[2][4]

With or without ἀστήρ “star”, Aristotle's Meteorology and Epicurus use it for the comet.[2][4] Dioscorides gives it as a name of a spurge.[2] Medieval and Modern Greek κομήτης (komítis) is the comet, and figuratively someone who appears rarely and suddenly.[5][3]

Timeline

  • 5th century BC – An oracle in Herodotus calls the Persians long-haired.[2][4]
  • 5th century BC – Sophocles calls a feathered arrow κομήτης.[2]
  • 5th–4th century BC – Aristophanes uses it of long-haired young men.[2]
  • 4th century BC – Aristotle uses it for the comet.[2][4]
  • 1st century AD – Dioscorides uses it for a plant.[2]

Meanings

Adjective

  1. Long-haired, or (of men) vain, dissolute.[2][4]
  2. Having hair, as opposed to bald.[2][4]
  3. (figurative) Feathered, of an arrow; grassy, of a meadow; wreathed, of a thyrsus.[2][4]

Noun

  1. A comet.[2][4]
  2. A kind of spurge.[2]
  • κόμη (kómē)
  • κομάω (komáō)
  • English comet

References

  1. ^ a b c d e Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b c d e f g h i j k l m n o p q r Liddell, Henry George; Scott, Robert; Jones, Henry Stuart (1940), A Greek-English Lexicon, 9th ed., Oxford: Clarendon Press
  3. ^ a b Ινστιτούτο Νεοελληνικών Σπουδών (Ίδρυμα Μανόλη Τριανταφυλλίδη) (1998), Λεξικό της κοινής νεοελληνικής, Thessaloniki: Aristotle University of Thessaloniki
  4. ^ a b c d e f g h i j k Diggle, James, et al., eds. (2021), The Cambridge Greek Lexicon, Cambridge: Cambridge University Press
  5. ^ Kriaras, Emmanuel, Επιτομή του Λεξικού της μεσαιωνικής ελληνικής δημώδους γραμματείας 1100–1669, Κέντρο Ελληνικής Γλώσσας, https://www.greek-language.gr

Descendants

Cite this entry

“Κομήτης.” Etymologically, 15 Oct. 2026, etymologically.com/grc/%CE%BA%CE%BF%CE%BC%CE%AE%CF%84%CE%B7%CF%82. Accessed 15 Oct. 2026.

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