milfoil Hear it!

milfoil definition

mil·foil (mil′fo̵il′)

noun

  1. yarrow
  2. water milfoil

Etymology: OFr < L millefolium < mille, thousand + folium, leaf (see foliate): from the finely divided leaves

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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