eighteen

noun

eigh·​teen (ˈ)ā(t)-ˈtēn 

: a number that is one more than seventeen see Table of Numbers

eighteen adjective

eighteen pronoun, plural in construction

eighteenth

(ˈ)ā(t)-ˈtēn(t)th 

adjective or noun

Examples of eighteen in a Sentence

Recent Examples on the Web

The second day found six out of the eighteen that will eventually be chosen, including alternates. —Philip Elliott, TIME, 16 Apr. 2024

Word History

Etymology

Middle English eightetene, adjective, from Old English eahtatīene, from eahta + -tīene; akin to Old English tīen ten

First Known Use

before the 12th century, in the meaning defined above

Phrases Containing eighteen

• eighteen-wheeler

Kids Definition

eighteen

noun

eigh·​teen (ˌ)ā(t)-ˈtēn 

: a number that is one more than seventeen see number

eighteen adjective or pronoun

eighteenth

-ˈtēn(t)th 

adjective or noun