δύο

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

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

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

1. two

Various dialects inflected δύο (dúo) differently, and it was sometimes undeclined; this merely represents a sampling of various inflections. Inflection is normally more redundant than shown here.

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

• Greek: δύο (dýo, “two”)
• Mariupol Greek: дъы́я (ðýja)
• Tsakonian: δύου (dýou), δύ’ (dý’) (Southern dialect)
• Tsakonian: ντύο (ntýo), ντυό (ntyó), ντό (ntó) (Propontis dialect)

• “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 (2006–2025)
• “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.

• δυο (dyo)

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

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

• IPA^(key): /ˈði.o/

• Audio:

  (file)

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

δύο • (dýo) (invariable)

1. two

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.

• Greek number and measurement

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

• δυαδικός (dyadikós)

δύο • (dýo) n (indeclinable)

1. two (playing card)

• δύο, in Λεξικό της κοινής νεοελληνικής [Dictionary of Standard Modern Greek], Triantafyllidis Foundation, 1998 at the Centre for the Greek language