atrazine

[a-truh-zeen]
noun Chemistry.
a white crystalline compound, C 8 H 14 N 5 Cl, used as an herbicide to control weeds, especially in corn crops.

Origin:
1960–65; a(mino-) + tr(i)azine

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World English Dictionary
atrazine (ˈætrəziːn)
 
n
a white crystalline compound widely used as a weedkiller. Formula: C8H14N5Cl
 
[C20: from a(mino) tr(i)azine]

Collins English Dictionary - Complete & Unabridged 10th Edition
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Example sentences
However, exposure to atrazine may occur at farms where it has been sprayed.
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