hornwort Hear it!

hornwort definition

horn·wort (hôrn′wʉrt′)

noun

any of a genus (Ceratophyllum) of long, rootless waterlilies of the hornwort family submerged in lakes and slow-moving streams and having whorls of finely divided leaves

Etymology: after ModL Ceratophyllum: see cerato- & -phyll

adjective

designating a family (Ceratophyllaceae) of dicotyledonous, rapidly growing waterlilies

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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