| Subtilize 1. (v. t.) To make thin or fine; to make less gross or coarse. 2. (v. t.) To refine; to spin into niceties; as, to subtilize arguments. 3. (v. i.) To refine in argument; to make very nice distinctions. Thesaurus Entries adulterate, analyze, attenuate, contradistinguish, cut, demarcate, demark, dematerialize, differentiate, dilute, discriminate, disembody, distinguish, divide, draw the line, emacerate, emaciate, enervate, etherealize, expand, mark the interface, pick out, rarefy, sap, screen, screen out, segregate, select, separate, set a limit, set apart, set off, sever, severalize, sieve, sieve out, sift, sift out, sort, sort out, spiritualize, split hairs, subdivide, thin, thin away, thin down, thin out, water, water down, weaken, winnow |