English

Proper noun

Duo

1. An unincorporated community in West Virginia

German

Noun

Duo n ‎(genitive Duos, plural Duos)

1. duo, pair
2. duet

Declension

English

Noun

duo ‎(plural duos)

1. Two people who work or collaborate together as partners; especially, those who perform music together.
2. Any pair of two people.
3. Any cocktail consisting of a spirit and a liqueur.

Translations

Related terms

• duet

See also

• trio
• quartet

Anagrams

• oud

Dutch

Pronunciation

• IPA^(key): /ˈdy(ʋ)oː/
• Hyphenation: duo

Etymology

French duo or Italian duo, from Latin duo ‎(“two”), from Proto-Indo-European *dwóh₁.

Noun

duo n ‎(plural duo's, diminutive duootje n)

1. twosome

Synonyms

• tweetal

Derived terms

• cabaretduo

Anagrams

• oud

Esperanto

Etymology

du + -o

Noun

duo ‎(accusative singular duon, plural duoj, accusative plural duojn)

1. twosome, pair, couple

See also

Playing cards in Esperanto · ludkartoj (layout · text)
aso	duo	trio	kvaro	kvino	seso	sepo
oko	naŭo	deko	fanto, bubo	damo	reĝo	ĵokero

Finnish

Noun

duo

1. duo, twosome

Declension

French

Pronunciation

• IPA^(key): /dy.o/

Noun

duo m ‎(plural duos)

1. duo (combination of two things)
2. duet (a musical composition for two performers)

Anagrams

• d'où

Interlingua

Numeral

duo

1. two

Italian

Etymology

From Latin duo ‎(“two”), from Proto-Italic *duō, from Proto-Indo-European *dwóh₁.

Pronunciation

• IPA^(key): /ˈdu.o/, [ˈd̪uːo]
• Hyphenation: dùo

Numeral

duo

1. Obsolete form of due.

Adjective

duo m, f ‎(invariable)

1. Obsolete form of due.

Noun

duo m ‎(invariable)

1. Obsolete form of due.
2. duo
3. (music) duet

Synonyms

• (2, 3): duetto

Related terms

• due

Latin

Alternative forms

• Symbol: II

Etymology

From Proto-Italic *duō, from Proto-Indo-European *dwóh₁. Cognates include Ancient Greek δύο ‎(dúo), Sanskrit द्व ‎(dvá) and Old English twā (English two).

Pronunciation

• (Classical) IPA^(key): /ˈdu.o/, [ˈdʊ.ɔ]
• (Ecclesiastical) IPA^(key): /ˈdu.o/, [ˈduː.o], [ˈdu.wo]

Numeral

duo m pl ‎(feminine duae, neuter duo); irregular

1. two; 2
   • 27 BCE – 25 BCE, Titus Livius, Ab urbe condita libri 45

     Dixit duas res ei rubori fuisse.

     He said that two things had abashed him.

   • 405 CE, Jerome, Vulgate Zacharias.4.12

     et respondi secundo et dixi ad eum quid sunt duae spicae olivarum quae sunt iuxta duo rostra aurea in quibus sunt suffusoria ex auro

     And I answered again, and said unto him, What be these two olive branches which through the two golden pipes empty the golden oil out of themselves?

   • 1500, Desiderius Erasmus, Adagia

     Ne Hercules quidem adversus duos.

     "Not even Hercules fights against two."

Inflection

Irregular, no singular.

Note: The genitive masculine and neuter can also be found in the contracted form duum (also spelt duûm).

Usage notes

• See Appendix:Latin cardinal numbers.

Related terms

• duālis
• duplex
• duplicō
• duplus

Derived terms

• duabus sellis sedeo

Descendants

• Aromanian: doi, dao
• Asturian: dos
• Catalan: dos, dues
• Dalmatian: doi
• English: duo, duet
• Esperanto: du
• Franco-Provençal: doux
• Friulian: doi, dôs
• Ido: du
• Interlingua: dua
• Istriot: dui, duj
• Istro-Romanian: doi
• Italian: due
• Ladin: doi
• Novial: du
• Occitan: dos
• Old French: deus
  • Middle French: deus
    • French: deux
    • Norman: deux, daeux
  • Walloon: deus
• Old Portuguese: dous, duas
  • Galician: dous, dúas
  • Portuguese: dois, duas
• Piedmontese: doi
• Romanian: doi, două
• Romansch: dus, duas
• Sardinian: duos, duas
• Sicilian: dui
• Spanish: dos
• Venetian: do, due

See also

• Appendix:Latin cardinal numbers

References

• duo in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• duo in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
• DUO in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition, 1883–1887)
• Félix Gaffiot (1934), “duo”, in Dictionnaire Illustré Latin-Français, Paris: Hachette.
• Meissner, Carl; Auden, Henry William (1894) Latin Phrase-Book, London: Macmillan and Co.
  • to divide into two factions: in duas partes discedere (Sall. Iug. 13. 1)
    
  • to form two legions: efficere duas legiones
    

Mandarin

Romanization

duo

1. Nonstandard spelling of duō.
2. Nonstandard spelling of duó.
3. Nonstandard spelling of duǒ.
4. Nonstandard spelling of duò.

Usage notes

• English transcriptions of Mandarin speech often fail to distinguish between the critical tonal differences employed in the Mandarin language, using words such as this one without the appropriate indication of tone.

Minangkabau

Etymology

From Proto-Malayic *dua, from Proto-Malayo-Chamic *dua, from Proto-Malayo-Sumbawan *dua, from Proto-Sunda-Sulawesi *dua, from Proto-Malayo-Polynesian *duha, from Proto-Austronesian *duSa.

Numeral

duo

1. (cardinal) two

Norwegian Bokmål

Noun

duo m ‎(definite singular duoen, indefinite plural duoer, definite plural duoene)

1. a duo (a group of two entertainers, or a piece of music for two musical instruments (also known as a duet))

Norwegian Nynorsk

Noun

duo m ‎(definite singular duoen, indefinite plural duoar, definite plural duoane)

1. a duo (as above)

Portuguese

Etymology

Borrowing from Italian duo.

Noun

duo m (plural duos)

1. duo

Synonyms

• (duo): dupla

Swedish

Noun

duo c

1. duo, duet

Declension

West Coast Bajau

Etymology

From Proto-Malayo-Polynesian *duha, from Proto-Austronesian *duSa.

Numeral

duo

1. (cardinal) two