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methyl parathion

noun, Chemistry
a synthetic pesticide, C 8 H 1 0 NO 5 PS, used in the control of mites and various insects, as aphids, boll weevils, and cutworms.
Origin of methyl parathion
1955-60 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for methyl parathion
  • However, exposure to methyl parathion may occur at farms where it has been used as a pesticide.
  • methyl parathion is a white crystalline solid dissolved in a liquid solvent carrier.
  • The pesticide with the highest concentration in rain at both sites was methyl parathion.

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