Main Entry: ¹ob·so·lete

Pronunciation: \ˌäb-sə-ˈlēt, ˈäb-sə-ˌ\

Function: adjective

Etymology: Latin obsoletus, from past participle of obsolescere to grow old, become disused, perhaps from ob- toward + solēre to be accustomed

Date: 1579

1 a : no longer in use or no longer useful <an obsolete word> b : of a kind or style no longer current : old-fashioned <an obsolete technology>
2 of a plant or animal part : indistinct or imperfect as compared with a corresponding part in related organisms : vestigial

synonyms see old

— ob·so·lete·ly adverb

— ob·so·lete·ness noun