Antonyms of adj bionic

1 of 2 senses of bionic

Sense 2
bionic -- (having particular physiological functions augmented or replaced by electronic or electromechanical components)

INDIRECT (VIA artificial) -> natural -- (existing in or produced by nature; not artificial or imitation; "a natural pearl"; "natural gas"; "natural silk"; "natural blonde hair"; "a natural sweetener"; "natural fertilizers")

Similarity of adj bionic

2 senses of bionic

Sense 1
bionic -- (of or relating to bionics)

Sense 2
bionic -- (having particular physiological functions augmented or replaced by electronic or electromechanical components)
       => artificial (vs. natural), unreal -- (contrived by art rather than nature; "artificial flowers"; "artificial flavoring"; "an artificial diamond"; "artificial fibers"; "artificial sweeteners")