su·per·an·nu·ate /ˌsupɚ/
(v.)變老朽;使退休
Su·per·an·nu·ate v. t. [imp. & p. p. Superannuated p. pr. & vb. n. Superannuating.]
1. To impair or disquality on account of age or infirmity.
2. To give a pension to, on account of old age or other infirmity; to cause to retire from service on a pension.
Su·per·an·nu·ate v. i. To last beyond the year; -- said of annual plants. [Obs.]
◄ ►
superannuate
v 1: retire and pension (someone) because of age or physical
inability
2: declare to be obsolete
3: become obsolete
4: retire or become ineligible because of old age or infirmity