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resorcinol

or res·or·cin

[ri-zawr-suh-nawl, -nol or ri-zawr-sin; rez-awr-]
noun Chemistry, Pharmacology.
  1. a white, needlelike, water-soluble solid, C6H6O2, a benzene derivative originally obtained from certain resins, now usually synthesized: used chiefly in making dyes, as a reagent, in tanning, in the synthesis of certain resins, and in medicine in treating certain skin conditions; meta-dihydroxybenzene.
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Origin of resorcinol

First recorded in 1880–85; res(in) + orcinol
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for resorcin

Historical Examples

  • It may be synthesized from resorcin and malic anhydride or from β resorcyl aldehyde, acetic anhydride and sodium acetate.

    Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 6

    Various

  • In such cases, if resorcin preparations also fail, the mercurial lotion and ointment employed in acne may be prescribed.

    Essentials of Diseases of the Skin

    Henry Weightman Stelwagon

  • The most efficient applications are those of sulphur and resorcin, the same as prescribed in ordinary acne.

    Essentials of Diseases of the Skin

    Henry Weightman Stelwagon

  • The application of a strong alcoholic solution of resorcin, twenty to fifty per cent.

    Essentials of Diseases of the Skin

    Henry Weightman Stelwagon

  • Lotions of ichthyol and of resorcin, five to sixty grains to the ounce; ichthyol in ointment, five- to twenty-per-cent.

    Essentials of Diseases of the Skin

    Henry Weightman Stelwagon


British Dictionary definitions for resorcin

resorcinol

noun
  1. a colourless crystalline phenol with a sweet taste, used in making dyes, drugs, resins, and adhesives. Formula: C 6 H 4 (OH) 2; relative density: 1.27; melting pt: 111°C; boiling pt at 1 atm.: 276°C
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Derived Formsresorcinal, adjective

Word Origin

C19: New Latin, from resin + orcinol
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

resorcin in Medicine

resorcinol

(rĭ-zôrsə-nôl′, -nōl′)
n.
  1. A white crystalline compound used primarily as an antiseptic in skin diseases such as psoriasis or eczema, but also used in the treatment of nausea, asthma, whooping cough, and diarrhea.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.