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Back-formation from superannuated; Latin super "over" + annus "year"


  • IPA(key): /ˌsuːpəɹˈænjueɪt/
  • (file)


superannuate (third-person singular simple present superannuates, present participle superannuating, simple past and past participle superannuated)

  1. (transitive) To retire or put out of use due to age.
    • 1658, Thomas Browne, “(please specify a page number using |page= or |pageref=)”, in Hydriotaphia, Urne-buriall, [] Together with The Garden of Cyrus, [], London: [] Hen[ry] Brome [], OCLC 48702491; reprinted as Hydriotaphia (The English Replicas), New York, N.Y.: Payson & Clarke Ltd., 1927, OCLC 78413388:
      These crumbling relicks and long fired particles superannuate such expectations; bones, hairs, nails, and teeth of the dead, were the treasures of old sorcerers.
  2. (transitive) To show to be obsolete due to age.
  3. (intransitive) To retire due to age.
  4. (intransitive) To become obsolete or antiquated.
  5. (transitive) To give a pension to, on account of old age or other infirmity; to cause to retire from service on a pension.