[ pyoo r-uh-luh nt, pyoo r-yuh- ]
/ ˈpyʊər ə lənt, ˈpyʊər yə- /


full of, containing, forming, or discharging pus; suppurating: a purulent sore.
attended with suppuration: purulent appendicitis.
of the nature of or like pus: purulent matter.

Nearby words

  1. pursuivant,
  2. pursy,
  3. purtenance,
  4. purty,
  5. purulence,
  6. purulent inflammation,
  7. purulent ophthalmia,
  8. purulent pleurisy,
  9. purulent rhinitis,
  10. purulent synovitis

Origin of purulent

1590–1600; < Latin pūrulentus, equivalent to pūr-, stem of pūs pus + -ulentus -ulent

Related formspu·ru·lent·ly, adverbnon·pu·ru·lent, adjectivenon·pu·ru·lent·ly, adverb

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for purulent

British Dictionary definitions for purulent


/ (ˈpjʊərʊlənt) /


of, relating to, or containing pus
Derived Formspurulence or purulency, nounpurulently, adverb

Word Origin for purulent

C16: from Latin pūrulentus, from pus

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 purulent



early 15c., from Middle French purulent and directly from Latin purulentus "full of pus," from pus (genitive puris) "pus" (see pus). Related: Purulence.

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for purulent


[ pyurə-lənt ]


Containing, discharging, or causing the production of pus.

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