Two Definition

The cardinal number between one and three; 2; II.
Webster's New World
The second in a set or sequence.
American Heritage
Any two people or things; pair; couple.
Webster's New World
Something numbered two or having two units, as a playing card, domino, face of a die, etc.
Webster's New World
A two-dollar bill.
American Heritage
A prefix meaning "two" or "double", same as bi-.
A prefix meaning "in two", "by two", "partially", or "half-way"
Two-blocks, two-cleft, two-forked, two-parted.

Other Word Forms of Two



Idioms, Phrasal Verbs Related to Two

Origin of Two

  • From Middle English two, twa, from Old English twā (“two"), from Proto-Germanic *twai (“two"), from Proto-Indo-European *dwóh₁ (“two"). Cognate with Scots twa (“two"); North Frisian tou, tuu (“two"); Saterland Frisian twäin, two (“two"); West Frisian twa (“two"); Dutch twee (“two"); Low German twee, twei (“two"); German zwei, zwo (“two"); Danish to (“two"); Swedish tvÃ¥, tu (“two"); Icelandic tvö (“two"); Latin duō (“two"); Ancient Greek δύο (dýo, “two"); Irish dhá (“two"); Lithuanian (“two"); Russian два (dva, “two"); Albanian dy (“two"); Old Armenian Õ¥Ö€Õ¯Õ¸Ö‚ (erku, “two"); Sanskrit द्व (dvá, “two"); Tocharian A/B wu/wi (“two"). See also twain.

    From Wiktionary

  • Partly from two, and partly from an alteration (due to two) of twi- (“two-, double-, in two”), from Middle English twi-, from Old English twi- (“two-”). More at twi-.

    From Wiktionary

  • Middle English from Old English twā dwo- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

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