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preemergent

 - 1 dictionary result

pre⋅e⋅mer⋅gent

[pree-i-mur-juhnt]
–adjective Horticulture.
1. of or pertaining to seedlings before they emerge or appear above ground: a preemergent weed-killer.
–noun
2. a preemergence chemical, as a herbicide.
Also, pre-e⋅mer⋅gent.


Origin:
1955–60; pre- + emergent
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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