EIGHTEEN

eighteen, xviii

(adjective) being one more than seventeen

eighteen, XVIII

(noun) the cardinal number that is the sum of seventeen and one

Source: WordNet® 3.1

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Etymology

Numeral

eighteen

The cardinal number occurring after seventeen and before nineteen, represented in Roman numerals as XVIII and in Arabic numerals as 18.

Etymology

Derived from place names such as Ayton, Eaton, and Eton.

Proper noun

Eighteen

A surname.

Source: Wiktionary

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Eight"een`, a. Etym: [AS. eahtat, eahtat. See Eight, and Ten, and cf. Eighty.]

Definition: Eight and ten; as, eighteen pounds.

Eight"een`, n.

1. The number greater by a unit than seventeen; eighteen units or objects.

2. A symbol denoting eighteen units, as 18 or xviii.

Source: Webster’s Unabridged Dictionary 1913 Edition

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