Dictionary

alachlor

noun al·a·chlor \ˈa-lə-ˌklr\

Definition of ALACHLOR

:  an herbicide C14H20ClNO2 derived from aniline and used to control grasses and broadleaved weeds among crop plants
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Origin of ALACHLOR

ala- (perhaps from rearranged letters of acetanilide) + chlor-
First Known Use: 1970

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