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seborrhea

or seb·or·rhoe·a

[seb-uh-ree-uh]
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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

Word Origin and History for seborrhea

n.

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

seborrhea in Medicine

seborrhea

n.
  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.