The Collaborative International Dictionary of English v.0.48:

Affective \Af*fec"tive\, a. [Cf. F. affectif.]
   1. Tending to affect; affecting. [Obs.] --Burnet.
      [1913 Webster]

   2. Pertaining to or exciting emotion; affectional; emotional.
      --Rogers.
      [1913 Webster]

WordNet (r) 3.0 (2006):

affective
    adj 1: characterized by emotion [syn: affectional,
           affective, emotive]