Definition of eighteen in English:

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Pronunciation: /eɪˈtiːn/
Pronunciation: /ˈeɪtiːn/

cardinal number

1Equivalent to the product of two and nine; one more than seventeen, or eight more than ten; 18: she wrote eighteen novels out of sixty batches checked, eighteen were incorrect eighteen of the guests were gathered (Roman numeral: xviii or XVIII)
More example sentences
  • I paid with a twenty and got seventeen or eighteen dollars in change.
  • Seventeen out of eighteen provinces were in open revolt.
  • It was submitted that his decision in the claimant's case to extend the period of nine months to eighteen months was a matter of judgement which was within his discretion.
1.1A set or team of eighteen individuals.
Example sentences
  • The bunkers were in an unbelievable condition no doubt due to the efforts by the ground keepers on the other eighteen which made them almost unplayable.
  • They lost three, including the first of the tour, an innings defeat by a Victorian eighteen.
  • This panel was reduced and Aoife found herself in the last eighteen.
1.2Eighteen years old: he was barely eighteen
More example sentences
  • She was barely eighteen, apparently, and looked younger.
  • I was eighteen and I barely knew anything about the world around me!
  • John emigrated to England at the age of eighteen.
1.3A size of garment or other merchandise denoted by eighteen.
Example sentences
  • She stocks sizes eight to eighteen and takes orders for bigger sizes.
  • Judging by old photos of her, she looked to be about a size eighteen.
1.4 (18) British (Of a film) classified as suitable for people of 18 years and over.


Old English e(a)htatēne (see eight, -teen).

Words that rhyme with eighteen

Aberdeen, Amin, aquamarine, baleen, bean, been, beguine, Benin, between, canteen, careen, Claudine, clean, contravene, convene, cuisine, dean, Dene, e'en, fascine, fedayeen, fifteen, figurine, foreseen, fourteen, Francine, gean, gene, glean, gombeen, green, Greene, Halloween, intervene, Janine, Jean, Jeannine, Jolene, Kean, keen, Keene, Ladin, langoustine, latrine, lean, limousine, machine, Maclean, magazine, Malines, margarine, marine, Mascarene, Massine, Maxine, mean, Medellín, mesne, mien, Moline, moreen, mujahedin, Nadine, nankeen, Nazarene, Nene, nineteen, nougatine, obscene, palanquin, peen, poteen, preen, quean, Rabin, Racine, ramin, ravine, routine, Sabine, saltine, sardine, sarin, sateen, scene, screen, seen, serene, seventeen, shagreen, shebeen, sheen, sixteen, spleen, spring-clean, squireen, Steen, submarine, supervene, tambourine, tangerine, teen, terrine, thirteen, transmarine, treen, tureen, Tyrrhene, ultramarine, umpteen, velveteen, wean, ween, Wheen, yean

For editors and proofreaders

Line breaks: eight|een

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