/ Dictionary / Index P preemergence: Meaning and Definition of Find definitions for: pre•e•mer•gence Pronunciation: (prē"i-mûr'juns), [key] — adj. occurring or applied before the emergence of a plant from the soil: preemergence herbicide. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. pre-Elizabethan preemergent Related Content Daily Word Quiz: arboreal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language