| n. | 1. | (Bot.) A European plant (Hydrocharis Morsus-ranæ), floating on still water and propagating itself by runners. It has roundish heart-shaped leaves and small white flowers. |
| Noun | 1. | frogbit - European floating plant with roundish heart-shaped leaves and white flowers Synonyms: frog's-bit, Hydrocharis morsus-ranae |