frogbit

noun

variants or frog's-bit

ˈ⸗ˌ⸗

plural frogbits or frog's-bits

1

: a European aquatic floating herb (Hydrocharis morsus-ranae) with roundish heart-shaped leaves and small white flowers

2

: an American aquatic plant (Limnobium spongia) with round-cordate or reniform leaves and sessile or short-stalked spathes

Word History

First Known Use

1578, in the meaning defined at sense 1

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