biomechanicsPronunciation: /ˌbʌɪə(ʊ)mɪˈkanɪks/Definition of biomechanics noun [treated as singular] the study of the mechanical laws relating to the movement or structure of living organisms. Derivatives biomechanical adjective biomechanically adverb biomechanist noun biomechanics in other Oxford dictionaries Definition of biomechanics in the US English dictionary