utilitarian
n.
1781, coined by Jeremy Bentham (1748-1832) from utility + -arian on the model of + unitarian, etc. One guided by the doctrine of the greatest happiness for the greatest number. From 1802 as an adjective; in the general sense "having regard to utility rather than beauty," from 1847.
〔蒋〕[ut，us用，-arian…的;’有用的”→有利的→功利的] 功利的，功利主义的;[-arian表示人] 功利主义者