• synonyms


or seb·or·rhoe·a

noun Pathology.
  1. an excessive and abnormal discharge from the sebaceous glands.
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Origin of seborrhea

First recorded in 1875–80; seb(um) + -o- + -rrhea
Related formsseb·or·rhe·al, seb·or·rhe·ic, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for seborrhoea

Historical Examples

  • It is of common occurrence in infancy, being attributed by some specialists to dentition, but by others to seborrhoea.

    Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 10


British Dictionary definitions for seborrhoea


esp US seborrhea

  1. any disease of the skin characterized by excessive secretion of sebum by the sebaceous glands and its accumulation on the skin surface
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Derived Formsseborrhoeal or seborrhoeic or US seborrheal or 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

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)

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Online Etymology Dictionary, © 2010 Douglas Harper

seborrhoea in Medicine


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