Dictionary.com

pileous

[ pahy-lee-uhs, pil-ee- ]
/ ˈpaɪ li əs, ˈpɪl i- /
Save This Word!

adjective

hairy or furry.

QUIZZES

THINK YOU’VE GOT A HANDLE ON THIS US STATE NICKNAME QUIZ?

Did you ever collect all those state quarters? Put them to good use on this quiz about curious state monikers and the facts around them.
Question 1 of 8
Mississippi’s nickname comes from the magnificent trees that grow there. What is it?

Origin of pileous

First recorded in 1835–45; pile3 + -ous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for pileous

pileous
/ (ˈpaɪlɪəs, ˈpɪl-) /

adjective biology

hairy
of or relating to hair

Word Origin for pileous

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

Medical definitions for pileous

pileous
[ pīlē-əs ]

adj.

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