An organic phosphate insecticide, highly toxic to animals and humans, that is an irreversible inhibitor of cholinesterases.

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para·thi·on .par-ə-'thī-ən, -.än n an extremely toxic thiophosphate insecticide C10H14NO5PS

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an organic phosphorus compound, used as a pesticide, that causes poisoning when inhaled, ingested, or absorbed through the skin. Like several other organic phosphorus compounds, it attacks the enzyme cholinesterase and causes excessive stimulation of the parasympathetic nervous system. The symptoms are headache, sweating, salivation, lacrimation, vomiting, diarrhoea, and muscular spasms. Treatment is by administration of atropine.

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para·thi·on (par″ə-thiґon) an organophosphorus agricultural insecticide that is highly toxic. See organophosphorus compound poisoning, under poisoning.

Medical dictionary. 2011.

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  • Parathion — IUPAC name O,O Diethyl O (4 nitrophenyl) phosphorothioate …   Wikipedia

  • parathion — ● parathion nom masculin Dénomination courante d un insecticide agricole …   Encyclopédie Universelle

  • parathion — ☆ parathion [par΄ə thī′än΄ ] n. [ PARA 1 + THION(IC)] a highly poisonous compound, C10H14O5NPS, commercially a colorless to dark brown liquid, used as an agricultural insecticide …   English World dictionary

  • Parathion — Strukturformel Allgemeines Name Parathion Andere Nam …   Deutsch Wikipedia

  • Parathion — Cette page d’homonymie répertorie les différents sujets et articles partageant un même nom. Le parathion est un composé chimique phytosanitaire (ou pesticide). Plus précisément, le terme parathion peut faire référence à : parathion éthyl… …   Wikipédia en Français

  • Parathion — Pa|ra|thi|on, eigtl. Parathion ethyl [Kurzw. aus O,O Diethyl O (p nitrophenyl)thionophosphat]; Syn.: Ethylparathion: O2N C6H4 O P(S)(OC2H5)2; Common Name für eine gelbe knoblauchartig riechende, giftige Fl., Sdp. 375 °C, die – ebenso wie das… …   Universal-Lexikon

  • parathion — /par euh thuy on/, n. Chem. a deep brown to yellow, poisonous liquid, C10H14NO5PS, used as an insecticide. [1945 50; PARA 1 + THI + ON(E)] * * * ▪ insecticide       an organic phosphorus compound well known as an insecticide that is extremely… …   Universalium

  • parathion — tiofosas statusas T sritis chemija apibrėžtis Insekticidas. formulė (C₂H₅O)₂P(=S)OC₆H₄NO₂ atitikmenys: angl. parathion rus. тиофос ryšiai: sinonimas – dietil (4 nitrofenil)tio(orto)fosfatas …   Chemijos terminų aiškinamasis žodynas

  • Parathion methyl — Parathion méthyl Parathion méthyl Général Synonymes Méthyl parathion; Méthylparathion No CAS …   Wikipédia en Français

  • Parathion méthyl — Général Synonymes Méthyl parathion; Méthylparathion No CAS …   Wikipédia en Français

  • Parathion ethyl — Parathion éthyl Parathion éthyl Général Synonymes Parathion Thiophosphate de O,O diéthyle et de O (4 nitrophényle) …   Wikipédia en Français

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