'Henceforward' definitions:

Definition of 'henceforward'

(from WordNet)
adverb
From this time forth; from now on; "henceforth she will be known as Mrs. Smith" [syn: henceforth, henceforward]

Definition of 'Henceforward'

From: GCIDE
  • Henceforward \Hence`for"ward\, adv. From this time forward; from now into the indefinite future; henceforth. [1913 Webster +PJC]