δύο

See also: δυο

Ancient Greek

Ancient Greek numbers ^(edit)

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Cardinal: δῠ́ο (dúo)     Ordinal: δεύτερος (deúteros)     Adverbial: δίς (dís)     Collective: δῠᾰ́ς (duás)

Alternative forms

• δύ’ (dú’) — apocopic
• δύω (dúō) — Epic
• δύε (dúe) — Laconian
• διούο (dioúo) — Boeotian

Etymology

From Proto-Hellenic *dúwō, from Proto-Indo-European *dwóh₁. Cognates include Sanskrit द्व (dvá), Old Armenian երկու (erku), Latin duo, and Old English twā (English two).

Pronunciation

 

• IPA^(key): /dý.o/ → /ˈðy.o/ → /ˈði.o/

• (5^th BCE Attic) IPA^(key): /dý.o/
• (1^st CE Egyptian) IPA^(key): /ˈdy.o/
• (4^th CE Koine) IPA^(key): /ˈðy.o/
• (10^th CE Byzantine) IPA^(key): /ˈðy.o/
• (15^th CE Constantinopolitan) IPA^(key): /ˈði.o/

Numeral

δύο • (dúo) (ordinal δεύτερος, adverbial δίς)

1. two

Inflection

Irregular declension of δῠ́ο; δῠοῖν (Attic)

Case / #	Dual	Plural
Nominative	δῠ́ο dúo	δῠ́ο dúo
Genitive	δῠοῖν / δῠεῖν duoîn / dueîn	δῠῶν duôn
Dative	δῠοῖν / δῠεῖν duoîn / dueîn	δῠσῐ́ / δῠσῐ́ν / δῠοῖσῐ dusí(n) / duoîsi
Accusative	δῠ́ο dúo	δῠ́ο dúo
Vocative	δῠ́ο dúo	δῠ́ο dúo
Notes:	This table gives Attic inflectional endings. For declension in other dialects, see Appendix:Ancient Greek dialectal declension. * The genitive and dative dual δῠεῖν (dueîn) is found mainly in later Attic (especially in the feminine).

Various dialects inflected δύο differently. This merely represents a sampling of various inflections. Inflection is normally more redundant than shown here.

Note: δύο sometimes is undeclined.

Derived terms

• δυοκαίδεκα (duokaídeka)
• δώδεκα (dṓdeka)
• δῐ́ς (dís)
• δι- (di-)

Descendants

• Greek: δύο (dýo, “two”)

References

• “δύο”, in Liddell & Scott (1940) A Greek–English Lexicon, Oxford: Clarendon Press
• “δύο”, in Liddell & Scott (1889) An Intermediate Greek–English Lexicon, New York: Harper & Brothers
• “δύο”, in Autenrieth, Georg (1891) A Homeric Dictionary for Schools and Colleges, New York: Harper and Brothers
• δύο in Bailly, Anatole (1935) Le Grand Bailly: Dictionnaire grec-français, Paris: Hachette
• Bauer, Walter et al. (2001) A Greek–English Lexicon of the New Testament and Other Early Christian Literature, Third edition, Chicago: University of Chicago Press
• δύο in Cunliffe, Richard J. (1924) A Lexicon of the Homeric Dialect: Expanded Edition, Norman: University of Oklahoma Press, published 1963
• δύο in the Diccionario Griego–Español en línea (2006–2024)
• “δύο”, in Slater, William J. (1969) Lexicon to Pindar, Berlin: Walter de Gruyter
• G1417 in Strong, James (1979) Strong’s Exhaustive Concordance to the Bible
• Woodhouse, S. C. (1910) English–Greek Dictionary: A Vocabulary of the Attic Language‎^[1], London: Routledge & Kegan Paul Limited.
  • two idem, page 904.

Greek

Greek cardinal numbers

<  α΄	β΄	γ΄  >
Cardinal : δύο (dýo)     Ordinal : δεύτερος (défteros)

Alternative forms

• δυο (dyo)

Etymology

From Ancient Greek δύο (dúo), from Proto-Hellenic *dúwō, from Proto-Indo-European *duwó, *duwéh₃ (*dwóh₁).

Compare Mariupol Greek дъы́я (ðýja), дъи́я (ðíja).

Pronunciation

• IPA^(key): /ˈði.o/

• Audio

  (file)

• Hyphenation: δύ‧ο
• Homophone: δύω (dýo)

Numeral

δύο • (dýo) (invariable)

1. two

Examples

Έχω ανάγκη δύο καφέδες για να ξυπνήσω.

Écho anágki dýo kafédes gia na xypníso.

I need two coffees to wake me up.

Usage notes

The stressed form is used to reinforce the number (compare with δυο (dyo)).

δύο μπίρες, όχι μία.

dýo bíres, óchi mía.

two beers, not one.

Coordinate terms

• Greek number and measurement

Derived terms

• δυόμισι (dyómisi, “half past two, two and a half”)

Related terms

• δυαδικός (dyadikós)

Noun

δύο • (dýo) n (indeclinable)

1. two (playing card)

Further reading

• δύο - Λεξικό της κοινής νεοελληνικής [Dictionary of Standard Modern Greek], 1998, by the "Triantafyllidis" Foundation.