noun pl but singular or pl in constr \ˌsī-bər-ˈnet-iks\

Definition of CYBERNETICS

: the science of communication and control theory that is concerned especially with the comparative study of automatic control systems (as the nervous system and brain and mechanical-electrical communication systems)
cy·ber·net·ic \-ik\ also cy·ber·net·i·cal \-i-kəl\ adjective
cy·ber·net·i·cal·ly \-i-k(ə-)lē\ adverb

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