D defs.my
Entry 1 sense Webster, 1913

Superannuation

· Su·per·an·nu·a·tion · IPA /ˈs(j)ʉːpəˌɹænjʉːˈæɪʃn̩/
01 n. The state of being superannuated, or too old for office or business; the state of being disqualified by old age; decrepitude.
  1. 1.
    The state of being superannuated, or too old for office or business; the state of being disqualified by old age; decrepitude.
    “The world itself is in a state of superannuation.” Cowper.
    “Slyness blinking through the watery eye of superannuation.” Coleridge.