'Justifiably' definitions:

Definition of 'justifiably'

From: WordNet
adverb
With good reason; "he is justifiably bitter" [ant: inexcusably, unjustifiably]

Definition of 'Justifiably'

From: GCIDE
  • Justifiable \Jus"ti*fi`a*ble\, a. [Cf. F. justifiable. See Justify.] Capable of being justified, or shown to be just. [1913 Webster]
  • Just are the ways of God, And justifiable to men. --Milton.
  • Syn: Defensible; vindicable; warrantable; excusable; exculpable; authorizable. -- {Jus"ti*fi`a*ble*ness}, n. -- {Jus"ti*fi`a*bly}, adv. [1913 Webster]