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.

water shield

noun

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

Word History and Origins

Origin of water shield¹

First recorded in 1810–20