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sarcolemma

American  
[sahr-kuh-lem-uh] / ˌsɑr kəˈlɛm ə /

noun

Anatomy.
  1. the membranous sheath of a muscle fiber.


sarcolemma British  
/ ˌsɑːkəʊˈlɛmə /

noun

  1. the membrane covering a muscle fibre

"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

Other Word Forms

Etymology

Origin of sarcolemma

First recorded in 1830–40; sarco- + lemma 2

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The area of the sarcolemma on the muscle fiber that interacts with the neuron is called the motor end plate.

From Textbooks Jun. 9, 2022

Cellular damage to muscle fibers that occurs after intense exercise includes damage to the sarcolemma and myofibrils.

From Textbooks Jun. 19, 2013

The sarcomere itself is bundled within the myofibril that runs the entire length of the muscle fiber and attaches to the sarcolemma at its end.

From Textbooks Jun. 19, 2013

During the latent period, the action potential is being propagated along the sarcolemma.

From Textbooks Jun. 19, 2013

Within the sarcolemma are minute fibrils and a semiliquid substance, called the sarcoplasm.

From Physiology and Hygiene for Secondary Schools by Walters, Francis M.

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