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actomyosin

[ak-tuh-mahy-uh-sin] /ˌæk təˈmaɪ ə sɪn/
noun, Biochemistry
1.
a complex protein, consisting of myosin and actin, that is the major constituent of skeletal muscle and is thought to interact with ATP to cause muscle contraction.
Origin
1940-1945
1940-45; act(in) + -o- + myosin
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for actomyosin

actomyosin

/ˌæktəʊˈmaɪəsɪn/
noun
1.
a complex protein in skeletal muscle that is formed by actin and myosin and which, when stimulated, shortens to cause muscle contraction
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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actomyosin in Medicine

actomyosin ac·to·my·o·sin (āk'tə-mī'ə-sĭn)
n.
A protein complex that is the essential contractile substance of muscle, composed of the globulin myosin and actin.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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