artificial

adjective5

1. •
   made by people, often as a copy of something found in nature

   • The flowers were artificial, and he thought them rather tacky.
2. •
   Not natural or normal: imposed arbitrarily or without regard to the specifics or normal circumstances of a person, a situation, etc.

   • In Alberta, for example, policy documents reinforce an artificial distinction between leadership-related activity and management. — 2016
3. •
   Insincere; fake, forced, or feigned.

   • Her manner was somewhat artificial.
4. •
   Conveying some meaning other than the actual contents of one's hand.

   • An artificial bid doesn't necessarily show length in the suit being bid, it has an altogether different meaning. — 1999
5. •
   Based on characteristics useful for identification, without regard for the formal differences used in classification.

   • Artificial keys are devised purely to facilitate determination […] — 1966