superannuate

su·per·an·nu·ate

verb \ˌsü-pər-ˈan-yə-ˌwāt\

su·per·an·nu·at·edsu·per·an·nu·at·ing

Definition of SUPERANNUATE

transitive verb

1

: to make, declare, or prove obsolete or out-of-date

2

: to retire and pension because of age or infirmity

intransitive verb

1

: to become retired

2

: to become antiquated

— su·per·an·nu·a·tion \-ˌan-yə-ˈwā-shən\ noun

Origin of SUPERANNUATE

back-formation from superannuated

First Known Use: circa 1633

Rhymes with SUPERANNUATE

circumambulate, circumnavigate, contraindicate, decontaminate, deteriorate, differentiate, disambiguate, disassociate, discombobulate, disorientate, disproportionate, excommunicate, expiration date, free-associate, hyperventilate, incapacitate, intermediate, interpenetrate, misappropriate, multivariate, overcompensate, overpopulate, ratiocinate, recapitulate, rehabilitate, renegotiate, supersaturate, transubstantiate, underestimate