n. 25B6; adjective ARTIFICIAL, fake, imitation, mock, simulated, ersatz, substitute; pseudo, so-called; man-made, manufactured, fabricated; informal phoney, pretend.
natural.
SYNTHETIC
Meaning of SYNTHETIC in English
Concise Oxford thesaurus English vocabulary. Краткий оксфордский словарь английского языка тезаурус. 2012