• synonyms


See more synonyms for filar on Thesaurus.com
  1. of or relating to a thread or threads.
  2. having threads or the like.
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Origin of filar

1870–75; < Latin fīl(um) a thread + -ar1
Related formsin·ter·fi·lar, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words

capillaceous, filamentous, filar, ropy

Examples from the Web for filar

Historical Examples

  • Place the filar micrometer and the stage micrometer in their respective positions.

    The Elements of Bacteriological Technique

    John William Henry Eyre

  • (c) By means of the Filar Micrometer (Ramsden's micrometer eyepiece).

  • Transit Instrument, with reversing arrangement, illumination with oil or electric lamp, Filar micrometer with two eye pieces.

  • In the filar micrometer two spider lines are parallel, and one intersects them at right angles.

    The Story of the Heavens

    Robert Stawell Ball

  • It can be used to measure the angular distance between objects too far apart for the filar micrometer.

    The Story of the Heavens

    Robert Stawell Ball

British Dictionary definitions for filar


  1. of thread
  2. (of an optical instrument) having fine threads across the eyepiece forming a reticle or set of cross wires
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Word Origin

C19: from Latin fīlum thread
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

filar in Medicine


  1. Relating to a thread or filament.
  2. Composed of filaments or threadlike structures.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.