adj. and n.
adj. 1 (of a teacher) working in more than one school or college etc. 2 going from place to place; itinerant. 3 (Peripatetic) Aristotelian (from Aristitle's habit of walking in the Lyceum while teaching). n. a peripatetic person, esp. a teacher. peripatetically adv. peripateticism n.
[Middle English from Old French peripatetique or Latin peripateticus from Greek peripatetikos from peripateo (as PERI-, pateo walk)]
Source: The Canadian Oxford Dictionary
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