Search Result for "eighteen": 
Wordnet 3.0

NOUN (1)

1. the cardinal number that is the sum of seventeen and one;
[syn: eighteen, 18, XVIII]


ADJECTIVE (1)

1. being one more than seventeen;
[syn: eighteen, 18, xviii]


The Collaborative International Dictionary of English v.0.48:

Eighteen \Eight"een`\ ([=a]"t[=e]n`), a. [AS. eahtat[=y]ne, eahtat[=e]ne. See Eight, and Ten, and cf. Eighty.] Eight and ten; as, eighteen pounds. [1913 Webster]
The Collaborative International Dictionary of English v.0.48:

Eighteen \Eight"een`\, n. 1. The number greater by a unit than seventeen; eighteen units or objects. [1913 Webster] 2. A symbol denoting eighteen units, as 18 or xviii. [1913 Webster]
WordNet (r) 3.0 (2006):

eighteen adj 1: being one more than seventeen [syn: eighteen, 18, xviii] n 1: the cardinal number that is the sum of seventeen and one [syn: eighteen, 18, XVIII]