'Volitional' definitions:

Definition of 'volitional'

(from WordNet)
adjective
With deliberate intention; "a volitional act"

Definition of 'Volitional'

From: GCIDE
  • Volitional \Vo*li"tion*al\, a. Belonging or relating to volition. "The volitional impulse." --Bacon. [1913 Webster]