• synonyms


  1. Slang. phencyclidine.
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Origin of PCP1

perhaps p(hen)c(yclidine) + (peace) p(ill), an earlier designation


  1. pneumocystis pneumonia.
  2. primary-care physician.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for pcp


abbreviation for
  1. Also called: informal angel dust p henyl c yclohexyl p iperidine (phencyclidine); a depressant drug used illegally as a hallucinogen
  2. Pneumocystis carinii pneumoniaSee pneumocystis
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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 pcp

1977, from phenocyclidine.

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Online Etymology Dictionary, © 2010 Douglas Harper

pcp in Medicine


  1. phencyclidine
  2. primary care physician
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.