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su·per·an·nu·ate | \ ˌsü-pər-ˈan-yə-ˌwāt 
\
\superannuated; superannuating
Definition of superannuate
1 : to make, declare, or prove obsolete or out-of-date
2 : to retire and pension because of age or infirmity
Other Words from superannuate
superannuation \ ˌsü-pər-ˌan-yə-ˈwā-shən \ noun
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Time Traveler for superannuate
The first known use of superannuate was in 1649
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