Emily Dickinson Lexicon

TOUR, n. [Fr. tour, a turn; D. toer; Heb. תור, Ar. قَارَ taura, to go round. Class Dr, No. 38.]

1. Literally, a going round; hence, a journey in a circuit; as, the tour of Europe; the tour of France or England.
2. A turn; a revolution; as, the tours of the heavenly bodies. [Not now in use.]
3. A turn; as, a tour of duty; a military use of the word.
4. A tress or circular border of hair on the head, worn sometimes by both sexes. Cyc.
5. A tower. [Not in use.]