vehicular

from WordNet (r) 3.0 (2006)

vehicular
    adj 1: of or relating to or intended for (motor) vehicles;
           "vehicular traffic"

from The Collaborative International Dictionary of English v.0.48

Vehicular \Ve*hic"u*lar\, a. [L. vehicularis: cf. F.
   v['e]hiculaire.]
   Of or pertaining to a vehicle; serving as a vehicle; as, a
   vehicular contrivance.
   [1913 Webster]