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or seborrhoea

[seb-uh-ree-uh] /ˌsɛb əˈri ə/
noun, Pathology.
an excessive and abnormal discharge from the sebaceous glands.
Origin of seborrhea
First recorded in 1875-80; seb(um) + -o- + -rrhea
Related forms
seborrheal, seborrheic, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for seborrhoea


any disease of the skin characterized by excessive secretion of sebum by the sebaceous glands and its accumulation on the skin surface
Derived Forms
seborrhoeal, seborrhoeic (US) seborrheal, seborrheic, adjective
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
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Word Origin and History for seborrhoea



also seborrhoea, "discharge of sebaceous matter, especially as a scalp condition," 1849, coined in Modern Latin as a hybrid, from sebo-, used as comb. form of Latin sebum "tallow, suet, grease" (see sebum) + Greek hroia "flow, flux," from rhein "to flow" (see rheum)

Online Etymology Dictionary, © 2010 Douglas Harper
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seborrhoea in Medicine

seborrhea seb·or·rhe·a or seb·or·rhoe·a (sěb'ə-rē'ə)
Overactivity of the sebaceous glands characterized by excessive secretion of sebum or an alteration in its quality, resulting in an oily coating, crusts, or scales on the skin.

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