noun, noun which may take the genitive case particle 'no'
human agency; artificiality; human work
Refers to something done by humans rather than occurring naturally. Often used in contrast to natural phenomena, especially in formal or technical contexts. The gloss 'art' is a rare, older usage.
この事故は人為的なミスが原因だ。
This accident was caused by human error.
人為と自然の境界について議論する。
We discuss the boundary between the artificial and the natural.