Antonyms of adj biogenic

1 of 2 senses of biogenic

Sense 2
biogenic -- (essential for maintaining the fundamental life processes; "sleep and food and water are among the biogenic needs of the organism")

INDIRECT (VIA essential) -> inessential, unessential -- (not basic or fundamental)

Similarity of adj biogenic

2 senses of biogenic

Sense 1
biogenic -- (produced by living organisms or biological processes; "fermentation is a biogenic process")

Sense 2
biogenic -- (essential for maintaining the fundamental life processes; "sleep and food and water are among the biogenic needs of the organism")
       => essential (vs. inessential) -- (basic and fundamental; "the essential feature")