Word.ws English Dictionary

watermilfoil

watermilfoil noun: any of the freshwater plants of the genus Myriophyllum.

Noun

watermilfoil (countable and uncountable, plural watermilfoils)

  1. Any of the freshwater plants of the genus Myriophyllum.
    • At Augur Lake, where Mr. LaMere was hired to combat its Eurasian watermilfoil infestation, hundreds of sterile grass carp were released several years ago to eat the plants.2007 June 12, Lisa W. Foderaro, “Battling a Nasty Green Invader From the Deep”, in New York Times

Forms of watermilfoil

pluralwatermilfoils
alternative formwater milfoil

Origin of watermilfoil

From water + milfoil.

Questions about watermilfoil

What does watermilfoil mean?
Watermilfoil means any of the freshwater plants of the genus Myriophyllum.
What part of speech is watermilfoil?
Watermilfoil is a noun.
What is the plural of watermilfoil?
The plural of watermilfoil is watermilfoils.

Words near watermilfoil in the dictionary

  1. watermelons
  2. watermelontini
  3. watermelontinis
  4. watermelony
  5. watermen
  6. watermilfoil
  7. watermilfoils
  8. watermill
  9. watermiller
  10. watermillers
  11. watermilling

Source and license

Adapted from Wiktionary: watermilfoil (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “watermilfoil.” Word.ws, https://word.ws/watermilfoil. Based on Wiktionary, CC BY-SA 4.0.