Obsolete (?), a. [L. obsoletus, p. p. of obsolescere. See Obsolescent.] 1. No longer in use; gone into disuse; disused; neglected; as, an obsolete word; an obsolete statute; -- applied chiefly to words, writings, or observances.
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2. (Biol.) Not very distinct; obscure; rudimental; imperfectly developed; abortive.
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Syn. -- Ancient; antiquated; old-fashioned; antique; old; disused; neglected. See Ancient.
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