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

1960–65; a(mino-) + tr(i)azine Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
atrazine (ˈætrəziːn)
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
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Example sentences
However, exposure to atrazine may occur at farms where it has been sprayed.
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