organophosphorus

adjective or·gan·o·phos·pho·rus \ ˌȯr-gə-nō-ˈfäs-f(ə-)rəs , ȯr-ˌga-nō- \
variants: or less commonly organophosphorous play \ˌȯr-gə-nō-fäs-ˈfȯr-əs, ȯr-ˌga-nō-\
|Updated on: 9 Jul 2018

Definition of organophosphorus

: of, relating to, or being a phosphorus-containing organic compound and especially a pesticide (such as malathion) that acts by inhibiting cholinesterase

organophosphorus

noun

Recent Examples of organophosphorus from the Web

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

First Known Use of organophosphorus

1950

in the meaning defined above

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Medical Dictionary

organophosphorus

adjective or·gan·o·phos·pho·rus \ -ˈfäs-f(ə-)rəs \
variants: also organophosphorous play \-fäs-ˈfōr-əs, -ˈfȯr-\

medical Definition of organophosphorus

: of, relating to, or being a phosphorus-containing organic pesticide (as malathion) that acts by inhibiting cholinesterase

organophosphorus

noun

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