'Helpfully' definitions:

Definition of 'helpfully'

(from WordNet)
adverb
In a helpful manner; "the subtitles are helpfully conveyed" [ant: unhelpfully]

Definition of 'Helpfully'

From: GCIDE
  • Helpful \Help"ful\, a. Furnishing help; giving aid; assistant; useful; salutary. [1913 Webster]
  • Heavens make our presence and our practices Pleasant and helpful to him! --Shak. -- {Help"ful*ly}, adv. -- {Help"ful*ness}, n. --Milton. [1913 Webster]