Tour

(tōor), n. [Fr. tour, m., Pr. torn, Sp., Pg., & It. torno, from Lat. tornus, a turner’s wheel, a lathe, from Gr. τόρνος, a carpenter’s tool, a turner’s chisel, a circle, a round. Cf. TURN.] 1. A going round; hence, a journey in a circuit; as, the tour of Europe; the tour of France or England. The bird of Jove stooped from his airy tour, Two birds of gayest plume before him drove. Milton.

2. A turn; a revolution; as, the tours of the heavenly bodies. [Obs.]
3. (Mil.) Any thing done successively, or by regular order; a turn; as, a tour of duty.
4. A tress or circular border of hair on the head, worn sometimes by both sexes.

☞ Vulgarly pronounced tour. Syn.—Journey; excursion; pilgrimage. See JOURNEY.