artificially vs by artificial means

artificially and by artificial means both are adverbs.

Word	Noun	Adjective	Verb	Adverb
artificially	No	No	No	Yes
by artificial means	No	No	No	Yes

As adverbs, artificially and by artificial means are synonyms defined as:

artificially and by artificial means: not according to nature; not by natural means

Other synonyms of artificially include unnaturally.

artificially (adverb)	by artificial means (adverb)
not according to nature; not by natural means	not according to nature; not by natural means