Definition of royal water lily
1
: a South American water lily (Victoria amazonia) with large circular leaves
— called also Amazon water lily, giant water lily
2
: a lily (Victoria cruziana) of Paraguay that is closely related to the royal water lily for which it is often substituted in the horticultural trade and has flowers which turn pinkish red
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Merriam-Webster unabridged
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Time Traveler for royal water lily
The first known use of royal water lily was circa 1849
See more words from the same year