actomyosin

noun ac·to·my·o·sin \ˌak-tə-ˈmī-ə-sən\

Definition of ACTOMYOSIN

: a contractile complex of actin and myosin that together with ATP is active during muscular contraction

International Scientific Vocabulary actin + -o- + myosin

First Known Use: 1942

Medical Dictionary

noun ac·to·my·o·sin \ˌak-tə-ˈmī-ə-sən\

: a viscous contractile complex of actin and myosin concerned together with ATP in muscular contraction

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