The Collaborative International Dictionary of English v.0.48:
Civilize \Civ"i*lize\, v. t. [imp. & p. p. Civilized; p. pr. &
vb. n. Civilizing.] [Cf. F. civilizer, fr.L. civilis civil.
1. To reclaim from a savage state; to instruct in the rules
and customs of civilization; to educate; to refine.
Yet blest that fate which did his arms dispose
Her land to civilize, as to subdue. --Dryden
2. To admit as suitable to a civilized state. [Obs. or R.]
"Civilizing adultery." --Milton.
Syn: To polish; refine; humanize.