n., v. -tured, -tur•ing.n. 1. a belt or girdle. 2. something that surrounds or encompasses, as a surrounding border. 3. the act of girding or encompassing. v.t. 4. to gird with or as if with a cincture; encircle; encompass. [1580–90; < Latin cinctūra=cinct(us), past participle of cingere to gird, cinch + -ūra -ure]EncyclopediaSeeCinctureThesaurusSeecincture