myofibril

play
noun myo·fi·bril \ ˌmī-ə-ˈfī-brəl , -ˈfi- \

Definition of myofibril

:any of the longitudinal parallel contractile elements of a muscle cell that are composed of myosin and actin

myofibrillar

play \-brə-lər\ adjective

Origin and Etymology of myofibril

New Latin myofibrilla, from my- + fibrilla fibril


Medical Dictionary

myofibril

play
noun myo·fi·bril \ ˌmī-ō-ˈfīb-rəl, -ˈfib- \

medical Definition of myofibril

:one of the longitudinal parallel contractile elements of a muscle cell that are composed of myosin and actin

myofibrillar

play \-rə-lər\ adjective

Illustration of myofibril


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