Search Result for "xviii": 
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:

xviii \xviii\, adj. The Roman number symbolizing the value eighteen. Syn: eighteen, 18. [WordNet 1.5]
WordNet (r) 3.0 (2006):

xviii 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]