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sarcomere

[sahr-kuh-meer]
noun Biology.
  1. any of the segments of myofibril in striated muscle fibers.
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Origin of sarcomere

First recorded in 1890–95; sarco- + -mere
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for sarcomere

sarcomere

noun
  1. any of the units that together comprise skeletal muscle
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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

sarcomere in Medicine

sarcomere

(särkə-mîr′)
n.
  1. One of the segments into which a fibril of striated muscle is divided.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

sarcomere in Science

sarcomere

[särkə-mîr′]
  1. 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.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.