'Disproportional' definitions:

Definition of 'disproportional'

(from WordNet)
adjective
Out of proportion [syn: disproportionate, disproportional] [ant: proportionate]

Definition of 'Disproportional'

From: GCIDE
  • Disproportional \Dis`pro*por"tion*al\, a. Not having due proportion to something else; not having proportion or symmetry of parts; unsuitable in form, quantity or value; inadequate; unequal; as, a disproportional limb constitutes deformity in the body; the studies of youth should not be disproportional to their understanding. [1913 Webster]