Tur″ban (?), n. [OE. turband, turbant, tolibant, F. turban, It. turbante, Turk. tulbend, dulbend, fr. Per. dulband. Cf. Tulip.] 1. A headdress worn by men in the Levant and by most Mohammedans of the male sex, consisting of a cap, and a sash, scarf, or shawl, usually of cotton or linen, wound about the cap, and sometimes hanging down the neck.
2. A kind of headdress worn by women.
3. (Zoöl.) The whole set of whorls of a spiral shell.