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

After your twenties, your scalp’s root system begins to weaken, leaving hair thinner, weaker and more prone to shedding and loss. —Tory Johnson, ABC News, 14 Feb. 2026

Emails and news reports show these women were often in their early twenties, many from Eastern Europe. —Eva Roytburg, Fortune, 13 Feb. 2026

The main suspects are in their twenties and were arrested in the cities of Lyon and Chambéry, the outlet said. —Billy Stockwell, CNN Money, 10 Feb. 2026

All £100million of their transfer fees went on guys aged 26 and under, with three-quarters of it devoted to those in the first half of their twenties. —Chris Weatherspoon, New York Times, 9 Feb. 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

Kids Definition

twenty

noun

twen·​ty ˈtwent-ē 

plural twenties

: a number equal to two times 10 see number

twenty adjective or pronoun