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pus

[puhs]
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noun
  1. a yellow-white, more or less viscid substance produced by suppuration and found in abscesses, sores, etc., consisting of a liquid plasma in which white blood cells are suspended.
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Origin of pus

1535–45; < Latin; akin to Greek pýon pus. See pyo-
Related formspus·like, adjective
Can be confusedpus puss
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for pus

pus

noun
  1. the yellow or greenish fluid product of inflammation, composed largely of dead leucocytes, exuded plasma, and liquefied tissue cells
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Word Origin

C16: from Latin pūs; related to Greek puon 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 pus

n.

late 14c., from Latin pus "pus, matter from a sore;" figuratively "bitterness, malice" (related to puter "rotten;" cf. putrid), from PIE *pu- (2) "to rot, decay" (cf. Sanskrit puyati "rots, stinks," putih "stinking, foul;" Greek puon "discharge from a sore," pythein "to cause to rot;" Gothic fuls, Old English ful "foul"), perhaps originally echoic of a natural exclamation of disgust.

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Online Etymology Dictionary, © 2010 Douglas Harper

pus in Medicine

pus

(pŭs)
n.
  1. A generally viscous, yellowish-white fluid formed in infected tissue, consisting of white blood cells, cellular debris, and necrotic tissue.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

pus in Science

pus

[pŭs]
  1. A thick, yellowish-white liquid that forms in infected body tissues, consisting of white blood cells, dead tissue, and cellular debris.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.