duo

See also Appendix:Variations of "duo"

English

Wikipedia

Etymology

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

Cognate to two from Proto-Indo-European.

Noun

duo (plural duos)

1. A twosome, especially musicians.
2. Any cocktail consisting of a spirit and a liqueur.

Translations

twosome, especially musicians

Dutch: duo (nl) n., paar (nl) n., koppel (nl) n. French: duo (fr) m. German: Duo (de) n. Hungarian: duó (hu) Icelandic: dúó (is) n., par (is) n.

Italian: duo (it) m., duetto (it) m. Russian: дуэт (ru) (duét) m. Slovene: duet (sl) m. Spanish: dúo (es) m. Swedish: duo (sv) c.

Related terms

• duet

See also

• trio

Anagrams

• oud

---

Dutch

Pronunciation

• audio

  (file)

Noun

duo n.

1. twosome

Anagrams

• oud

---

Esperanto

Etymology

du + -o

Noun

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

1. twosome, pair, couple

---

Finnish

Noun

duo

1. duo, twosome

Declension

Declension of duo (type valo) singular plural nominative duo duot genitive duon duojen partitive duoa duoja accusative duo duon duot inessive duossa duoissa elative duosta duoista illative duoon duoihin adessive duolla duoilla ablative duolta duoilta allative duolle duoille essive duona duoina translative duoksi duoiksi instructive – duoin abessive duotta duoitta comitative – duoineen

---

French

Wikipedia ^fr

Pronunciation

• IPA: /dyo/

Noun

duo m. (plural duos)

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

Anagrams

• d'où

---

Interlingua

Cardinal number

duo

1. two

---

Italian

Noun

duo m. inv.

1. duo
2. (music) duet

---

Latin

Latin cardinal numbers

<  I	II	III   >
Cardinal : duo     Ordinal : secundus     Adverbial : bis     Multiplier : duplex     Distributive : bīnī
Latin Wikipedia article on duo

Alternative forms

• Symbol: II

Etymology

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

Pronunciation

• (Classical) IPA: /ˈdu.o/

• Audio (Classical)

  (file)

Numeral

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

1. two; 2
   • p. 27 BCE, Titus Livius, Ab Urbe Condita

     Dixit duas res ei rubori fuisse.

     "He said that two things had abashed him."

   • 405, Jerome and others, 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."

Usage notes

See Appendix:Latin cardinal numbers

Inflection

Irregular. (Note: the word "duo", by definition, has no singular.)

Number	Plural
Case \ Gender	Masculine	Feminine	Neuter
nominative	duo	duae	duo
genitive	duōrum	duārum	duōrum
dative	duōbus	duābus	duōbus
accusative	duōs / duo	duās	duo
ablative	duōbus	duābus	duōbus

Related terms

• duālis
• duplex
• duplicō
• duplus

Derived terms

• duabus sellis sedeo

Descendants

Aromanian: doi, dao Asturian: dos Catalan: dos, dues Esperanto: du French: deux Friulian: doi, dôs Galician: dous, dúas Interlingua: dua Italian: due

Novial: du Occitan: dos Piedmontese: doi Portuguese: dois, duas Romanian: doi, două Romansch: dus, duas Sicilian: dui Spanish: dos Walloon: deus

See also

• Appendix:Latin cardinal numbers

---

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

---

Swedish

Noun

duo c.

1. duo, duet

Declension

Declension of duo

	singular		plural
Common	indefinite	definite	indefinite	definite
nominative	duo	duon	duor	duorna
genitive	duos	duons	duors	duornas