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sarcomere

[sahr-kuh-meer] /ˈsɑr kəˌmɪər/
noun, Biology
1.
any of the segments of myofibril in striated muscle fibers.
Origin
1890-1895
1890-95; sarco- + -mere
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for sarcomere

sarcomere

/ˈsɑːkəʊˌmɪə/
noun
1.
any of the units that together comprise skeletal muscle
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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sarcomere in Medicine

sarcomere sar·co·mere (sär'kə-mēr')
n.
One of the segments into which a fibril of striated muscle is divided.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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sarcomere in Science
sarcomere
  (sär'kə-mîr')   
The contractile unit of a skeletal muscle fiber. Sarcomeres are divided into bands of filaments made of actin or myosin. During muscle contraction, the filaments slide over each other to cause shortening of the sarcomere.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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