Etymologically

μυριάς

Etymology and origin of the Ancient Greek word μυριάς

Confidence
Unknown
Formation
Derivation
First attested
6th–5th century BC, Simonides
Ultimate origin
Ancient Greek (μυρίος)
Etymology tree
inherited borrowed derived
Ancient Greek μυριάς
English myriad

Pronunciation

  • IPA (5th-century BC Attic): /myː.ri.ás/[1]
  • IPA (4th-century AD Koine): /my.riˈas/[1]
  • IPA (10th-century Byzantine): /my.riˈas/[1]

Forms

μῡρῐᾰ́ς (mūriás) f (genitive μῡρῐᾰ́δος); third declension[1] Boeotian μουριάς.[2]

Etymology

It is derived from μυρίος (muríos, “countless; ten thousand”) with the suffix -άς.[1][3][4] μυρίος has no etymology, according to Beekes.[5] Wiktionary mentions links with a root for “damp”, as of the countless waves, or with μύρμηξ (múrmēx, “ant”), and Etymonline a root for “abundant”.[5][1][4]

Earliest recorded meaning

Simonides and Herodotus use it for the number ten thousand.[6][2]

Semantic evolution

It was used in counting men, money (drachmas), and measures of corn.[6][2] From Euripides on it also meant a countless multitude, and as an adjective “innumerable”.[6][2] Archimedes and Diophantus used it as a unit of large numbers, with the “second myriad” for ten thousand times ten thousand.[6][3]

The Septuagint and the New Testament use it for ten thousand and for countless hosts, especially of angels, with the apocalyptic “myriads of myriads” in Revelation.[7][3] Through Late Latin myrias and French it gave English myriad (1550s).[4]

Timeline

  • 6th–5th century BC – Simonides uses it for ten thousand.[6][8]
  • 5th century BC – Herodotus counts men and corn in myriads.[6][2][8]
  • 5th century BC – Euripides uses it of a countless multitude.[6][2][8]
  • 3rd century BC – Archimedes uses it in calculating large numbers.[6][3][8]
  • 1st century AD – Revelation has “myriads of myriads”.[3]
  • 1550s – English myriad.[4]

Meanings

Noun

  1. The number ten thousand, a myriad; of money, ten thousand drachmas.[6][2]
  2. (mathematics) A unit of ten thousand; the second myriad, a hundred million.[6]
  3. A countless number, a multitude.[6][2][3]
  4. (as adjective) Innumerable.[6][2]

Word family

  • μυριάκις (muriákis)
  • μυριακισμυριοστός (muriakismuriostós)
  • μυριάομαι (muriáomai)
  • μυρίος (mūríos)
  • μυριάκις (muriákis)

References

  1. ^ a b c d e f Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b c d e f g h i Diggle, James, et al., eds. (2021), The Cambridge Greek Lexicon, Cambridge: Cambridge University Press
  3. ^ a b c d e f 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
  4. ^ a b c d Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
  5. ^ a b 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
  6. ^ a b c d e f g h i j k l Liddell, Henry George; Scott, Robert; Jones, Henry Stuart (1940), A Greek-English Lexicon, 9th ed., Oxford: Clarendon Press
  7. ^ Lust, Johan; Eynikel, Erik; Hauspie, Katrin (2003), Greek-English Lexicon of the Septuagint, rev. ed., Stuttgart: Deutsche Bibelgesellschaft
  8. ^ a b c d Rodríguez Adrados, Francisco, et al., eds. (1980–), Diccionario Griego-Español, Madrid: CSIC, http://dge.cchs.csic.es/xdge

Descendants

Cite this entry

“Μυριάς.” Etymologically, 15 Oct. 2026, etymologically.com/grc/%CE%BC%CF%85%CF%81%CE%B9%CE%AC%CF%82. Accessed 15 Oct. 2026.

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