51Թ

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preemergent

or -··Գ

[ pree-i-mur-juhnt ]

adjective

Horticulture.
  1. of or relating to seedlings before they emerge or appear above ground:

    a preemergent weed-killer.



noun

  1. a preemergence chemical, as a herbicide.
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51Թ History and Origins

Origin of preemergent1

First recorded in 1955–60; pre- + emergent
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Example Sentences

Examples have not been reviewed.

Bare patches in the lawn can be cultivated and seeded in early spring, but be aware that preemergent herbicides applied now will impede grass seed germination.

From

In the spray was a preemergent that would carry over into spring to help with weed control.

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