[ see-buhm ]
/ ˈsi bəm /
the fatty secretion of the sebaceous glands.
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Origin of sebum
First recorded in 1700–10, sebum is from the Latin word sēbum tallow, grease
Words nearby sebum
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for sebum
/ (ˈsiːbəm) /
the oily secretion of the sebaceous glands that acts as a lubricant for the hair and skin and provides some protection against bacteria
Word Origin for sebum
C19: from New Latin, from Latin: tallow
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 sebum
[ sē′bəm ]
The semifluid secretion of the sebaceous glands, consisting chiefly of fat, keratin, and cellular material.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for sebum
[ sē′bəm ]
The fatty substance secreted by the sebaceous glands of mammals that protects and lubricates the skin and hair.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.