the study of certain biological functions, esp those relating to the brain, that are applicable to the development of electronic equipment, such as computer hardware, designed to operate in a similar manner
2.
the technique of replacing a limb or body part by an artificial limb or part that is electronically or mechanically powered
Word origin
C20: from bio- + (electr)onics
bionics in American English
(baɪˈɑnɪks)
US
noun
the science of designing instruments or systems modeled after living organisms