1. A fictional being that is part human and part robot; or a human body, or other organism, whose functions are taken over in part by electromechanical devices: A cyborg is both a machine and man, and exists as a result of the social desire to develop new technologies and the willingness to test some ideas from the wildest imaginations of some people.
2. Etymology: the word cyborg was formed in about 1962 from the English elements cyb(ernetic) + org(anism).