muscle fiber

noun

1. one of the structural cells of a muscle.

Word History and Origins

Origin of muscle fiber¹

First recorded in 1875–80

Example Sentences

When you train your muscles, or get injured, these satellite cells are activated to form new muscle fibers.

From Science Daily

Along with blue connective tissue and purple muscle fibers, the striped structure brings to mind …

From New York Times

Advocates suggest subsequent millennia spent chasing down prey shaped many unique human features, including our springy arched feet, slow-twitch muscle fibers optimized for efficiency, heat-shedding bare skin, and prodigious ability to sweat.

From Science Magazine

Cultivated meat is created by growing livestock cells in a nutrient-dense fluid, then layering them in a way that approximates muscle fibers.

From Salon

For their size, muscle fibers are more powerful and precise than most synthetic actuators.

From Science Daily