Wordnet 3.0
ADJECTIVE (1)
1.
of or relating to attitudes;
The Collaborative International Dictionary of English v.0.48:
Attitudinal \At`ti*tu"di*nal\, a.
Relating to attitude.
[1913 Webster]
WordNet (r) 3.0 (2006):
attitudinal
adj 1: of or relating to attitudes