Source : Webster's Revised Unabridged Dictionary (1913)

Aristotelian \Ar`is*to*te"li*an\ (?; 277), a.
   Of or pertaining to Aristotle, the famous Greek philosopher
   (384-322 b. c.). -- n. A follower of Aristotle; a
   Peripatetic. See {Peripatetic}.

Source : WordNet®

Aristotelian
     adj : of or relating to Aristotle or his philosophy; "Aristotelean
           logic" [syn: {Aristotelean}, {Aristotelic}]

Aristotelian
     n : a follower of Aristotle or an adherent of Aristotelianism
         [syn: {Aristotelean}, {Peripatetic}]