ob•so•lete
Pronunciation: (ob"su-l?t', ob'su-l?t"), [key] ? adj., v., -let•ed, -let•ing.
?adj. - no longer in general use; fallen into disuse: an obsolete expression.
- of a discarded or outmoded type; out of date: an obsolete battleship.
- (of a linguistic form) no longer in use, esp., out of use for at least the past century. Cf.
- effaced by wearing down or away.
- imperfectly developed or rudimentary in comparison with the corresponding character in other individuals, as of the opposite sex or of a related species.
?v.t. - to make obsolete by replacing with something newer or better; antiquate: Automation has obsoleted many factory workers.
Random House Unabridged Dictionary, Copyright 1997, by Random House, Inc., on Infoplease.