Merriam-Webster's Collegiate® Dictionary, 11th Edition
PERIPATETIC
I. noun
Date: 15th century
a follower of Aristotle or adherent of Aristotelianism, pedestrian , itinerant , movement or journeys hither and thither,
II. adjective see: find
Date: 1566
Aristotelian ,
2. of, relating to, or given to walking, moving or traveling from place to place ; itinerant , peripatetically adverb Peripateticism noun