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chemoprophylaxis

[kee-moh-proh-fuh-lak-sis, -prof-uh-, kem-oh-]
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noun
  1. prevention of disease by means of chemical agents or drugs or by food nutrients.

Origin of chemoprophylaxis

First recorded in 1935–40; chemo- + prophylaxis
Also called che·mo·pre·ven·tion [kee-moh-pri-ven-shuh n] /ˌki moʊ prɪˈvɛn ʃən/.
Related formsche·mo·pro·phy·lac·tic [kee-moh-proh-fuh-lak-tik, kem-oh-] /ˌki moʊˌproʊ fəˈlæk tɪk, ˌkɛm oʊ-/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for chemoprevention

chemoprophylaxis

noun
  1. the prevention of disease using chemical drugs
Derived Formschemoprophylactic, adjective
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

chemoprevention in Medicine

chemoprevention

(kē′mō-prĭ-vĕnshən)
n.
  1. The use of chemical agents, drugs, or food supplements to prevent disease.

chemoprophylaxis

(kē′mō-prō′fə-lăksĭs)
n.
  1. Disease prevention by use of chemicals or drugs.
Related formsche′mo•pro′phy•lactic (-lăktĭk) n. adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.