The Collaborative International Dictionary of English v.0.48:

Applicative \Ap"pli*ca*tive\ ([a^]p"pl[i^]*k[asl]*t[i^]v), a.
   [Cf. F. applicatif, fr. L. applicare. See Apply.]
   Capable of being applied or used; applying; applicatory;
   practical. --Bramhall. -- Ap"pli*ca*tive*ly, adv.
   [1913 Webster]

WordNet (r) 3.0 (2006):

applicative
    adj 1: readily applicable or practical [syn: applicative,
           applicatory]