• synonyms


[pahy-lee-uh s, pil-ee-]
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  1. hairy or furry.
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Origin of pileous

First recorded in 1835–45; pile3 + -ous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words

furry, shaggy, woolly, fuzzy, unshaven, hirsute, bearded, bristly, bushy, downy, fleecy, flocculent, fluffy, rough, tufted, bewhiskered, lanate, pileous, piliferous, pubescent

British Dictionary definitions for pileous


adjective biology
  1. hairy
  2. of or relating to hair
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Word Origin

C19: ultimately from Latin pilus a hair
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

pileous in Medicine


  1. Hairy.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.