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muscle fiber

one of the structural cells of a muscle.
Origin of muscle fiber
First recorded in 1875-80 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for muscle fiber
Historical Examples
  • It is a general rule of the nervous system that no nerve cell extends without a break from any sense organ to any muscle fiber.

    Physiology Ernest G. Martin
  • His muscle fiber had drawn strength from the ax and the log-pole, but as yet it had not become heavy with decades of hard labor.


    Charles Neville Buck
muscle fiber in Medicine

muscle fiber n.
A cylindrical multinucleate cell composed of myofibrils that contract when stimulated.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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