superannuate - Dictionary definition and pronunciation - Yahoo! Education

Definition of superannuate

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su·per·an·nu·ate  audio  (spr-ny-t) KEY 

TRANSITIVE VERB:
su·per·an·nu·at·ed, su·per·an·nu·at·ing, su·per·an·nu·ates
  1. To allow to retire on a pension because of age or infirmity.
  2. To set aside or discard as old-fashioned or obsolete.
ETYMOLOGY:
Back-formation from superannuated


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