δύο

See also: δυο

Ancient Greek

**Ancient Greek numbers ^(edit)**
	20
← 1	βʹ 2	3 →
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

(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)

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, 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)

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)

two (playing card)

δύο

Contents

Ancient Greek

Alternative forms

Etymology

Pronunciation

Numeral

Inflection

Derived terms

Descendants

References

Greek

Alternative forms

Etymology

Pronunciation

Numeral

Examples

Usage notes

Coordinate terms

Derived terms

Related terms

Noun

Further reading

Wikious

Boobota

Sagapedia