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eighteen

eigh·teen

UK/ˈeɪ.tiːn/ US/ˈeɪ(t).tin/ fairly common
adjective (1) noun (1)

adjective

1.

being one more than seventeen

Synonyms
Similar

noun

1.

the cardinal number that is the sum of seventeen and one

Synonyms

Origin

From Middle English eightetene, eiȝtene, ehtetene, from Old English eahtatīene, eahtatēne, from Proto-Germanic *ahtōutehun.

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Broader terms

WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.