The Collaborative International Dictionary of English v.0.48:
Appetitive \Ap"pe*ti"tive\, a. [Cf. F. app['e]titif.] Having the quality of desiring gratification; as, appetitive power or faculty. --Sir M. Hale. [1913 Webster]WordNet (r) 3.0 (2006):
appetitive adj 1: of or relating to appetite; "appetitive needs"