'Synthetically' definitions:

Definition of 'synthetically'

From: WordNet
adverb
By synthesis; in a synthetic manner; "some of these drugs have been derived from opium and others have been produced synthetically"

Definition of 'Synthetically'

From: GCIDE
  • Synthetically \Syn*thet"ic*al*ly\, adv. In a synthetic manner. [1913 Webster]