Etymologically

Etymology and origin of the Ancient Greek word τέρας

Confidence
Uncertain
Formation
Inherited
First attested
700s BC Homer, Iliad

Pronunciation

  • 5th-century BC Attic: /té.ras/[1]
  • 4th-century AD Koine: /ˈte.ras/[1]
  • 10th-century Byzantine: /ˈte.ras/[1]

Forms

τέρᾰς (téras) n (genitive τέρᾰτος); third declension[1]

Etymology

It is an archaic neuter in -ας (-as), like κτέρας (ktéras), σέλας (sélas) and βρέτας (brétas).[2][3] Its origin is uncertain.[2][1] Beekes and Chantraine connect it with πέλωρ (pélōr, “monster”) and its variant τέλωρ (télōr), if these come from *kʷer-ōr by dissimilation of the two /r/, with the neuter ending substituted for the suffix.[2][3] Beekes adds that these words may go back to the root Proto-Indo-European *kʷer- (“to make, perform (magic)”) seen in Lithuanian kẽras (“magic, sorcery”), Russian чары (čáry, “magic”) and Sanskrit करोति (karóti, “makes”), which would mean that the suffix was added within Greek.[2] Wiktionary suggests the participle stem *kʷern̥t- of the same root.[1]

An older proposal linked the Homeric plural τείρεα (teírea, “stars”) with the Indo-European word for “star”, but Chantraine rejects it because the sense “star” seems secondary.[3]

Earliest recorded meaning

It is found from Homer on.[4] In the Iliad it is a sign sent by a god, such as the snake that devours the sparrows at Aulis, and it is also used of the Gorgon's head on the aegis.[3][5]

Semantic evolution

In Homer the word means a portent sent by Zeus, and in the plural the signs in the sky, the stars.[5][3] From “portent” it came to mean any marvel, and, with a negative colouring, a monster: the Gorgon's head, Cerberus and other mythical creatures, and a deformed birth.[5][3] Plato uses it for an astonishing statement.[5][3] In the Hellenistic period it took a dental stem, genitive τέρατος (tératos).[3]

In the Septuagint and the New Testament it appears only in the plural and together with σημεῖον (sēmeîon), in the phrase “signs and wonders”.[6] The Modern Greek word τέρας (téras) continues the ancient word for a monstrous being or deformed creature; the sense “a prodigy, an extraordinary person” is learned, after French monstre.[7]

Timeline

  • Homer – The Iliad uses it for a sign sent by a god and for the Gorgon's head.[5][3][4]
  • Before the 6th century BC – Hesiod's Theogony uses it of a monstrous sight in the underworld.[5][4][8]
  • 5th century BC – Herodotus calls winter thunder a portent.[3][8]
  • 5th–4th century BC – Plato uses it for an astonishing statement and for a deformed birth.[5][8]
  • 2nd century BC – Polybius has the genitive plural τεράτων (terátōn) with a dental stem.[5][8]
  • 1st century AD – The New Testament uses it only in the phrase “signs and wonders”.[6]
  • Modern Greek – It means a monster, and as a learned sense a prodigy, after the French word.[7]

Meanings

Noun

  1. A sign from a god, a portent, omen.[5][9]
  2. (plural) The signs in the sky: the stars or constellations.[5][3]
  3. A marvel, wonder.[5][6]
  4. A monster, monstrous sight or creature; a deformed birth.[5][9]
  5. An astonishing situation or statement.[5]

Word family

  • τερατεύομαι (terateúomai)
  • τερατολόγος (teratológos)
  • τεράζω (terázō)
  • τέρασμα (térasma)
  • τεράστιος (terástios)
  • πέλωρ (pélōr)

References

  1. ^ a b c d e f Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b c d Beekes, Robert S. P. (2010), Etymological Dictionary of Greek, with the assistance of Lucien van Beek, Leiden Indo-European Etymological Dictionary Series 10, Leiden; Boston: Brill
  3. ^ a b c d e f g h i j k Chantraine, Pierre (2009), Dictionnaire étymologique de la langue grecque: histoire des mots, new ed. with a supplement (Chroniques d'étymologie grecque 1–10), Paris: Klincksieck
  4. ^ a b c Keersmaekers, Alek (2021–2025), GLAUx: The Greek Language Automated corpus, https://github.com/alekkeersmaekers/glaux
  5. ^ a b c d e f g h i j k l m Diggle, James, et al., eds. (2021), The Cambridge Greek Lexicon, Cambridge: Cambridge University Press
  6. ^ a b c Bauer, Walter; Danker, Frederick W., et al. (2000), A Greek-English Lexicon of the New Testament and Other Early Christian Literature, 3rd ed., Chicago: University of Chicago Press
  7. ^ a b Ινστιτούτο Νεοελληνικών Σπουδών (Ίδρυμα Μανόλη Τριανταφυλλίδη) (1998), Λεξικό της κοινής νεοελληνικής, Thessaloniki: Aristotle University of Thessaloniki
  8. ^ a b c d Rodríguez Adrados, Francisco, et al., eds. (1980–), Diccionario Griego-Español, Madrid: CSIC, http://dge.cchs.csic.es/xdge
  9. ^ a b Liddell, Henry George; Scott, Robert; Jones, Henry Stuart (1940), A Greek-English Lexicon, 9th ed., Oxford: Clarendon Press
Cite this entry

“Τέρας.” Etymologically, 29 Oct. 2026, etymologically.com/grc/%CF%84%CE%AD%CF%81%CE%B1%CF%82. Accessed 30 Oct. 2026.

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