kinesics Syllabification: (ki·ne·sics)Pronunciation: /kəˈnēsiks, -ziks/Definition of kinesics noun [usually treated as singular] the study of the way in which certain body movements and gestures serve as a form of nonverbal communication. [usually treated as plural] certain body movements and gestures regarded as a form of nonverbal communication. Origin: 1950s: from Greek kinēsis 'motion' (from kinein 'to move') + -icskinesics in other Oxford dictionaries Definition of kinesics in the British & World English dictionary