twenty

noun

twen·​ty ˈtwen-tē  ˈtwən- 

plural twenties

1

: a number equal to two times 10 see Table of Numbers

2

twenties plural : the numbers 20 to 29

specifically : the years 20 to 29 in a lifetime or century

3

: a 20-dollar bill

twentieth

ˈtwen-tē-əth 

ˈtwən-

adjective or noun

twenty adjective

twenty pronoun, plural in construction

Examples of twenty in a Sentence

Tomorrow the temperature will be in the low twenties.

Recent Examples on the Web

The proportion of adults in their twenties and thirties living at home has continued to rise in recent years, and shows no sign of letting up. — Emma Burleigh, Fortune, 6 Nov. 2026

There’s Peter Green (Firstman), a scruffy, dark-haired man in his twenties; his flinty-eyed business partner, Sophie (Cara Delevingne); and several other friends, all of them pumped to drink, dance, and do ketamine bumps into the wee hours. — Justin Chang, New Yorker, 6 Nov. 2026

The woman was in her twenties at the time of the alleged incident. — Jake Kanter, Deadline, 15 Oct. 2026

On the other stood young, financially vulnerable women in their early twenties. — CBS News, 15 Oct. 2026

Word History

Etymology

Middle English, from twenty, adjective, from Old English twēntig, noun, group of 20, from twēn- (akin to Old English twā two) + -tig group of 10; akin to Old English tīen ten — more at two, ten

First Known Use

13th century, in the meaning defined at sense 1

Phrases Containing twenty

• twenty-four hours a day
• twenty-fourmo
• twenty-four seven
• twenty-one
• twenty-twenty
• twenty-twenty hindsight
• twenty-twenty vision
• twenty-two

Rhymes for twenty

• mentee
• plenty
• senti
• aplenty
• placentae

Kids Definition

twenty

noun

twen·​ty ˈtwent-ē 

plural twenties

: a number equal to two times 10 see number

twenty adjective or pronoun