superannuate
[verb]
Synonyms: outdate, antiquate, obsolesce, obsolete, outmode, retire, pension (off)

[TahlilGaran] English Synonym Dictionary ▲

superannuate adjective & noun. [su:pǝ'ranjʊǝt, sju:-] Now rare. M17.
[formed as SUPERANNUATED.]
A. adjective. = SUPERANNUATED. M17.
b. noun. A superannuated person. E19.

[TahlilGaran] English Dictionary ▲

superannuate verb. [su:pǝ'ranjʊeɪt, sju:-] M17.
[Back-form. from SUPERANNUATED: see -ATE³.]
1. verb trans. (Of time) make antiquated or obsolete; dismiss or discard as antiquated or out-of-date. M17.
■ T. S. Eliot This change..does not superannuate either Shakespeare, or Homer.

2. verb trans. Discharge from a post on account of age; esp. cause to retire on a pension, pension off. L17.
b. Make (a post) pensionable; make pensionable the post of (an employee). L19.

3. verb intrans. & trans. (in pass.). Become too old for a post; reach the age at which one leaves a school, retires from work, etc. E19.

■ supe'rannuable adjective (of a post or salary) that entitles the holder to a pension M20.

[TahlilGaran] English Dictionary ▲