EXAMPLES | WORD ORIGIN noun . Biochemistry the principal contractile protein of muscle. Origin of myosin
First recorded in
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for myosin Historical Examples of myosin
Another similar experiment made with antipeptone, formed from the
myosin of muscle-tissue, gave like results.
The pemmican we used consisted of powdered dried beef (containing the important protein,
myosin) and 50 per cent.
Other forms of protein are globulin and
myosin, which form the actual muscle-substance.
Into this special class fall
myosin (of the muscles), fibrinogen (of the blood) and vitellin (of egg yolk). British Dictionary definitions for myosin noun the chief protein of muscle that interacts with actin to form actomyosin during muscle contraction; it is also present in many other cell types Word Origin for myosin
myo- + -ose ² + -in
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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n. The commonest protein in muscle cells, a globulin responsible for the elastic and contractile properties of muscle and combining with actin to form actomyosin.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
A protein found in muscle tissue as a thick filament made up of an aggregate of similar proteins. Myosin and the protein actin form the contractile units (sarcomeres) of skeletal muscle. In the sarcomere, actin and myosin filaments slide past each other to cause the shortening of a muscle fiber.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.