water shield

noun
1.
Also called water target. an aquatic plant, Brasenia schreberi, of the water lily family, having purple flowers, floating, elliptic leaves, and a jellylike coating on the underwater stems and roots.
2.
a fanwort, especially Cabomba caroliniana.

Origin:
1810–20

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To water shield
Collins
World English Dictionary
water shield
 
n
1.  a North American nymphaeaceous plant, Brasenia schreberi, with floating oval leaves and purple flowers
2.  any of several similar and related plants of the genus Cabomba

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
Encyclopedia Britannica
Encyclopedia

water shield

(Brasenia schreberi), small purple-flowered aquatic plant of the fanwort family (Cabombaceae), found in northern ponds and still waters throughout the world, except in Europe. "Water shield" also refers to fanwort (Cabomba).

Learn more about water shield with a free trial on Britannica.com.

Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
Cite This Source
Example sentences
The shores of the pond are densely matted with floating leaves of cow lily, water shield, and pondweed.
The use of a thin, self-sticking rubber ice and water shield under flashings and on the edge of roofs is now common practice.
Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature