• synonyms


[fahy-luh m]
noun, plural fi·la [fahy-luh] /ˈfaɪ lə/.
  1. a threadlike structure; filament.
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Origin of filum

1855–60; < Latin: a thread, filament, fiber
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for filum

Historical Examples of filum

British Dictionary definitions for filum


noun plural -la (-lə)
  1. anatomy any threadlike structure or part
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Word Origin for filum

Latin: thread, cord, 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

filum in Medicine


n. pl. fi•la (-lə)
  1. A threadlike anatomical structure; a filament.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.