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fasciculus

[fuh-sik-yuh-luh s]
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noun, plural fas·cic·u·li [fuh-sik-yuh-lahy] /fəˈsɪk yəˌlaɪ/.
  1. a fascicle, as of nerve or muscle fibers.
  2. a fascicle of a book.
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Origin of fasciculus

From Latin, dating back to 1705–15; see origin at fascicle
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for fasciculus

fasciculus

noun plural -li (-ˌlaɪ)
  1. another name for fascicle (def. 2), fascicule
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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

fasciculus in Medicine

fasciculus

(fə-sĭkyə-ləs)
n. pl. fas•cic•u•li (-lī′)
  1. A bundle of anatomical fibers, as of muscle.fascicle
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.