Cybernetics is the interdisciplinary study of the structure of complex systems, especially communication processes, control mechanisms and feedback principles. Cybernetics is closely related to control theory and systems theory. Contemporary cybernetics...

Cyber (Russian: Кибер), a Soviet sci-fi character (see Strugatsky's works)

CDC Cyber, a range of mainframe computers

Cyber (comics), a Marvel comics supervillain

Cybersex (colloquially)

Cyber-, a common prefix

Doctor Cyber, a DC comics supervillain

Cyber (subculture)

Cyber Acoustics, a brand of computer hardware