frogs-bit

frog's-bit

[frogz-bit, frawgz-]
noun
1.
an aquatic, floating plant, Hydrocharis morsus-ranae, of Eurasia, having thick, roundish, spongy leaves.
2.
an aquatic, floating plant, Limnobium spongia, of tropical America, having reddish-brown spotted, oblong, heart-shaped, or ovate leaves.
Also, frogbit.


Origin:
1570–80

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Based on the Random House Dictionary, © Random House, Inc. 2014.
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