Purkinje fiber

noun

: any of the modified cardiac muscle fibers with few nuclei, granulated central cytoplasm, and sparse peripheral striations that make up a network of myocardial conducting tissue

Word History

First Known Use

circa 1890, in the meaning defined above

Time Traveler
The first known use of Purkinje fiber was circa 1890

Dictionary Entries Near Purkinje fiber

Cite this Entry

“Purkinje fiber.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Purkinje%20fiber. Accessed 15 Jul. 2024.

Medical Definition

Purkinje fiber

noun
: any of the modified cardiac muscle fibers with few nuclei, granulated central cytoplasm, and sparse peripheral striations that make up Purkinje's network
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