• synonyms


[sang-gwin-ee-uh s]
See more synonyms for sanguineous on Thesaurus.com
  1. of, relating to, or containing blood.
  2. of the color of blood.
  3. involving much bloodshed.
  4. sanguine; confident.
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Origin of sanguineous

First recorded in 1510–20, sanguineous is from the Latin word sanguineus bloody. See sanguine
Related formssan·guin·e·ous·ness, nounun·san·guin·e·ous, adjectiveun·san·guin·e·ous·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for sanguineous

arduous, bloodthirsty, bloody, bloody-minded, brutal, criminal, cruel, cutthroat, dangerous, deadly, destructive, devastating, exhausting, fell, ferocious, harrowing, hellish, homicidal, killing, lethal

Examples from the Web for sanguineous

Historical Examples of sanguineous

  • A red lamp on the water seemed to be watching him with a sanguineous eye.

    The Fat and the Thin

    Emile Zola

  • The passenger, who was a plethoric, sanguineous man, felt as if he were stifling.

    My Novel, Complete

    Edward Bulwer-Lytton

  • Traces of inflammation and discoloration by sanguineous staining are traceable on the pleural surfaces.

  • The endocardium is often blotched to a greater or less extent by sanguineous imbibition.

  • These parts he describes in detail, considering those belonging to sanguineous animals first and most fully.

    Fathers of Biology

    Charles McRae

British Dictionary definitions for sanguineous


  1. of, containing, relating to, or associated with blood
  2. a less common word for sanguine (def. 1), sanguine (def. 2), sanguine (def. 3)
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Derived Formssanguineousness, noun
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 sanguineous


"pertaining to blood," 1510s, from Latin sanguineus, from sanguin-, stem of sanguis (see sanguinary).

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Online Etymology Dictionary, © 2010 Douglas Harper

sanguineous in Medicine


  1. Of or relating to blood; bloody.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.