'Disproportionately' definitions:

Definition of 'disproportionately'

(from WordNet)
adverb
Out of proportion; "this wall is disproportionately long" [ant: proportionately]
adverb
To a disproportionate degree; "his benefits were disproportionately generous" [ant: proportionally, proportionately]

Definition of 'Disproportionately'

From: GCIDE
  • Disproportionate \Dis`pro*por"tion*ate\, a. Not proportioned; unsymmetrical; unsuitable to something else in bulk, form, value, or extent; out of proportion; inadequate; as, in a perfect body none of the limbs are disproportionate; it is wisdom not to undertake a work disproportionate means. -- {Dis`pro*por"tion*ate*ly}, adv. -- {Dis`pro*por"tion*ate*ness}, n. [1913 Webster]