organophosphate

noun
or·gan·o·phos·phate | \ ˌȯr-gə-nō-ˈfäs-ˌfāt , ȯr-ˌga-nō- \

Definition of organophosphate 

: an organophosphorus compound (such as a pesticide)

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Other words from organophosphate

organophosphate adjective

Examples of organophosphate in a Sentence

Recent Examples on the Web

The medical team realized that the pair were exhibiting symptoms typical of organophosphate poisoning — the substance used in pesticides and in nerve agents. William Booth, Washington Post, "How a Russian ex-spy was saved from one of the deadliest nerve agents ever made," 29 May 2018 Although some of these symptoms are common with other nervous system disruptions, doctors are taught to look for these symptoms together as a sign of exposure to organophosphates. Martin Boland, Scientific American, "What We Know about Novichok, the ‘Newby’ Nerve Agent Linked to Russia," 14 Mar. 2018 Sarin and other organophosphates that lack an amine group may trigger a lasting neurotoxic syndrome with symptoms such as nightmares, memory deficits, muscle weakness, and depression. Richard Stone, Science | AAAS, "U.K. attack shines spotlight on deadly nerve agent developed by Soviet scientists," 19 Mar. 2018 The type of spasms associated with organophosphate poisoning are somewhat diagnostic. Martin Boland, Scientific American, "What We Know about Novichok, the ‘Newby’ Nerve Agent Linked to Russia," 14 Mar. 2018 They could be made with commercially available organophosphates used in fertilizer. Joe Pappalardo, Popular Mechanics, "Pick Your Poison: What the Nerve Gas Assassination Attempt Tells Us About Russia," 13 Mar. 2018 The precursor identified during the trial indicates a different chemical pathway to VX: mixing it with the organophosphate in a reaction that doesn’t require heat. Ben Otto, WSJ, "Lethal Weapon: How Kim Jong Nam’s Alleged Killers May Have Unleashed VX," 6 Oct. 2017 That compound likely would have been a sulfur-containing organophosphate, from a group of compounds commonly used in insecticides. Ben Otto, WSJ, "Lethal Weapon: How Kim Jong Nam’s Alleged Killers May Have Unleashed VX," 6 Oct. 2017 The alkyl chloride and organophosphate precursors are toxic, but not nearly to the degree of VX, which was developed in the 1950s for chemical warfare and is the most potent of all nerve agents. Ben Otto, WSJ, "Lethal Weapon: How Kim Jong Nam’s Alleged Killers May Have Unleashed VX," 6 Oct. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'organophosphate.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of organophosphate

1945, in the meaning defined above

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The first known use of organophosphate was in 1945

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More Definitions for organophosphate

organophosphate

noun
or·gan·o·phos·phate | \ ȯr-ˌgan-ə-ˈfäs-ˌfāt \

Medical Definition of organophosphate 

: an organophosphorus compound

Other words from organophosphate

organophosphate adjective

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