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organophosphate

[awr-guh-noh-fos-feyt, awr-gan-uh‐]
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noun
  1. Biochemistry. any of a variety of organic compounds that contain phosphorus and often have intense neurotoxic activity: originally developed as nerve gases, now widely used as insecticides and fire retardants.

Origin of organophosphate

First recorded in 1945–50; organo- + phosphate
Also called or·ga·no·phos·pho·rus com·pounds [awr-guh-noh-fos-fer-uh s, awr-gan-uh‐] /ˌɔr gə noʊˈfɒs fər əs, ɔrˌgæn ə‐/.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for organophosphorus-compounds

organophosphate

noun
  1. any of a group of organic compounds containing phosphate groups and used as a pesticide
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

organophosphorus-compounds in Medicine

organophosphate

(ôr′găn′ə-fŏsfāt)
n.
  1. Any of several organic compounds containing phosphorus, some of which are used as fertilizers and pesticides.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.