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preemergence

American  
[pree-i-mur-juhns] / ˌpri ɪˈmɜr dʒəns /
Or pre-emergence

adjective

  1. occurring or applied before the emergence of a plant from the soil.

    preemergence herbicide.


Etymology

Origin of preemergence

First recorded in 1930–35; pre- + emergence

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Depending on the season, seedling diseases-which include preemergence damping off-can take a large percentage of the U.S. cotton crop.

From Time Magazine Archive