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myosin
[ mahy-uh-sin ]
/ ˈmaɪ ə sɪn /
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noun Biochemistry.
the principal contractile protein of muscle.
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Words nearby myosin
myorrhexis, myosalpinx, myosarcoma, myosclerosis, myoscope, myosin, myosin filament, myosis, myositic, myositis, myositis fibrosa
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
How to use myosin in a sentence
British Dictionary definitions for myosin
myosin
/ (ˈmaɪəsɪn) /
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
C19: from myo- + -ose ² + -in
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
Medical definitions for myosin
myosin
[ mī′ə-sĭn ]
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.
Scientific definitions for myosin
myosin
[ mī′ə-sĭn ]
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.