noun am·i·traz \ˈa-mə-ˌtraz\

Definition of amitraz

  1. :  a pesticide C19H23N3 used as an insecticide on crops and to control ticks, lice, and mites on animals (such as dogs and cows) … a new tick collar containing the chemical amitraz is effective in preventing ticks from attaching to the animal and is usually safe to use short-term. — Shawn Messonnier, Dallas Morning News, 4 May 2005

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Origin and Etymology of amitraz

probably by rearrangement of letters from the systematic name 1,5-di-(2,4-dimethylphenyl)-3-methyl-1,3,5-triazapenta-l, 4-diene

First Known Use: 1975

Seen and Heard

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a brief usually trivial fact

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