Su`per*an"nu*ate (?), v. i. To last
beyond the year; -- said of annual plants. [Obs.]
Bacon.
Su`per*an"nu*ate (?), v. t.
[imp. & p. p. Superannuated (?); p.
pr. & vb. n. Superannuating.] [Pref. super- +
L. annus a year.] 1. To impair or
disquality on account of age or infirmity. Sir T.
Browne.
2. To give a pension to, on account of old age
or other infirmity; to cause to retire from service on a
pension.