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obsolescent: Meaning and Definition of

ob•so•les•cent

Pronunciation: (ob"su-les'unt), [key]
? adj.
  1. becoming obsolete; passing out of use, as a word: an obsolescent term.
  2. becoming outdated or outmoded, as machinery or weapons.
  3. gradually disappearing or imperfectly developed, as vestigial organs.
Random House Unabridged Dictionary, Copyright 1997, by Random House, Inc., on Infoplease.
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