English

Etymology

Old English twa, from Germanic *twai, *two, from PIE *dwô. Cognate to German zwei, French deux, Greek δυο, Russian два. Combining form twi-, cognate to German zwi-, Sanskrit દ્વિ dwi-.

Pronounciation

• AHD : tōō
• IPA :
• SAMPA :

Hyphenation

two

Cardinal number

two

• Arabic numerals : 2
• Chinese numerals : 貳, 二
• Roman numerals : II, ii (Unicode: Ⅱ, ⅱ)
  • Last: one, 1
  • Next: three, 3

1. The cardinality of the set {0, 1}; one plus one. (The number of eyes that a typical human has.)
2. The ordinality of an element whose predecessor is first; usually called second but sometimes number two.

   Turn to page two. ( = turn to the second page)

Translations

one plus one

ordinality

Noun

two (plural twos)

1. The digit/figure 2.

   The number 2202 contains three twos.

2. (US informal) A two-dollar bill.

Translations

digit or figure

two-dollar bill

Adjective

two (plural: twos )

1. Two years of age, two years old.

Translations

• Esperanto: dujara
• French: (not translated as using the verb to be as in English; he is two = il a deux ans)
• Italian: (not translated as using the verb to be as in English; he is two = ha due anni)

See also

• 2
• 2nd
• both
• couple
• double
• dual
• pair
• second
• twice