i·tin·er·ant 
(ī-tĭnər-ənt, ĭ-tĭn-)
(ī-tĭnər-ənt, ĭ-tĭn-)adj.
Traveling from place to place, especially to perform work or a duty: an itinerant judge; itinerant labor.
n.
One who travels from place to place.
[Late Latin itinerāns, itinerant-, present participle of itinerārī, to travel, from Latin iter, itiner-, journey; see ei- in the Appendix of Indo-European roots.]
i·tiner·ant·ly adv.