: A accumulation of scales of greasy skin, often on the scalp. Seborrhea is commonly known as dandruff. Treatment is with gentle washing, avoiding the use of harsh or perfumed soaps that can further irritate the oil glands. Coal-tar soap and similar preparations may also be
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Overactivity of the sebaceous glands, resulting in an excessive amount of sebum. [sebo- + G. rhoia, a flow]
- s. capitis s. of the scalp.
- eczematoid s. seborrheic eczema in which lesions have lost definition and have become confluent, usually as a result of trauma and overzealous use of soap and medication.
- s. faciei, s. of face s. affecting especially the nose and forehead.
- s. furfuracea SYN: s. sicca (1).
- s. oleosa a greasy condition of the skin due to excessive secretion of the sebaceous glands.
- s. sicca 1. an accumulation on the skin, especially the scalp, of dry scales; SYN: s. furfuracea. 2. SYN: dandruff.
- s. squamosa neonatorum seborrheic dermatitis in infants.

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seb·or·rhea or Brit seb·or·rhoea .seb-ə-'rē-ə n abnormally increased secretion and discharge of sebum producing an oily appearance of the skin and the formation of greasy scales

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seb·or·rhea (seb″o-reґə) [sebum + -rrhea] 1. excessive secretion of sebum; called also hypersteatosis. 2. seborrheic dermatitis.

Medical dictionary. 2011.

Look at other dictionaries:

  • Seborrhea — Seb or*rhe*a, n. [NL., fr. L. sebum tallow + Gr. ? to flow.] (Med.) A morbidly increased discharge of sebaceous matter upon the skin; stearrhea. [1913 Webster] …   The Collaborative International Dictionary of English

  • seborrhea — (n.) 1876, coined in Modern Latin as a hybrid, from sebo , used as comb. form of L. sebum tallow, suet, grease (see SEBUM (Cf. sebum)) + Gk. hroia flow, flux …   Etymology dictionary

  • seborrhea — or seborrhoea [seb΄ə rē′ə] n. [ModL: see SEBUM & RRHEA] an excessive discharge from the sebaceous glands resulting in abnormally oily skin seborrheic adj. seborrhoeic …   English World dictionary

  • seborrhea —    A disorder of the sebaceous glands, with changes in the amount and quality of the oils secreted. Although it can occur in any part of the body, seborrhea of the scalp (dandruff) is most common …   Herbal-medical glossary

  • seborrhea — noun Etymology: New Latin, from Latin sebum + New Latin rrhea Date: circa 1860 abnormally increased secretion and discharge of sebum • seborrheic adjective …   New Collegiate Dictionary

  • seborrhea — seborrheal, seborrheic, adj. /seb euh ree euh/, n. Pathol. an excessive and abnormal discharge from the sebaceous glands. Also, seborrhoea. [1875 80; SEB(UM) + O + RRHEA] * * * …   Universalium

  • seborrhea — noun A skin disorder causing scaly, flaky, itchy, red skin …   Wiktionary

  • seborrhea — n. excessive discharge of sebum, excessive discharge of an oily or fatty substance from the sebaceous glands …   English contemporary dictionary

  • seborrhea — seb·or·rhea …   English syllables

  • seborrhea — seb•or•rhe•a [[t]ˌsɛb əˈri ə[/t]] n. pat abnormally heavy discharge from the sebaceous glands • Etymology: 1875–80 seb or•rhe′al, seb or•rhe′ic, adj …   From formal English to slang

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