'Righteously' definitions:

Definition of 'righteously'

From: WordNet
adverb
In a righteous manner; "righteously indignant" [ant: unrighteously]

Definition of 'Righteously'

From: GCIDE
  • Righteously \Right"eous*ly\, adv. [AS. rightw[imac]sl[imac]ce.] In a righteous manner; as, to judge righteously. [1913 Webster]