As a noun herbicide
is a substance used to kill plants.
As an adjective preemergent is
preventing the germination of seeds by inhibiting an important enzyme.
herbicide
English
Noun
A substance used to kill plants.
Related terms
* herb
* herbicidal
preemergent
English
Adjective
(-)
(of a herbicide) Preventing the germination of seeds by inhibiting an important enzyme.