hydrilla: Meaning and Definition of

hy•dril•la

Pronunciation: (hī-dril'u), [key]
— n.
  1. a submerged aquatic plant, Hydrilla verticillata, native to the Old World, that has become a pest weed in U.S. lakes and waterways.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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