sarcomere

[ sahr-kuh-meer ]

nounBiology.
  1. any of the segments of myofibril in striated muscle fibers.

Origin of sarcomere

1
First recorded in 1890–95; sarco- + -mere

Words Nearby sarcomere

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How to use sarcomere in a sentence

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

Scientific definitions for sarcomere

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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