WordReference Random House Learner's Dictionary of American English © 2025
cy•ber•net•ics /ˌsaɪbɚˈnɛtɪks/USA pronunciation
n. [uncountable; used with a singular verb]
cy•ber•net•i•cist /ˌsaɪbɚˈnɛtəsɪst/USA pronunciation cy•ber•ne•ti•cian/ˌsaɪbɚnɪˈtɪʃən/USA pronunciation n. [countable]
WordReference Random House Unabridged Dictionary of American English © 2025- Computinga field of study that compares the control and communication systems of the body with mechanical or electronic systems of control and communication.
cy•ber•net•i•cist /ˌsaɪbɚˈnɛtəsɪst/USA pronunciation cy•ber•ne•ti•cian/ˌsaɪbɚnɪˈtɪʃən/USA pronunciation n. [countable]
cy•ber•net•ics
(sī′bər net′iks),USA pronunciation n. (used with a sing. v.)
cy′ber•net′ic, cy′ber•net′i•cal, adj.
cy′ber•net′i•cal•ly, adv.
cy′ber•net′i•cist, cy•ber•ne•ti•cian
(sī′bər ni tish′ən),USA pronunciation n.
- Computingthe study of human control functions and of mechanical and electronic systems designed to replace them, involving the application of statistical mechanics to communication engineering.
- Greek kyberné̄t(ēs) helmsman, steersman (kybernē-, variant stem of kybernân to steer + -tēs agent suffix) + -ics; term introduced by Norbert Wiener in 1948
cy′ber•net′i•cal•ly, adv.