belonging to the Nymphaeaceae, the water lily family of plants.
Compare water lily family.
Origin of nymphaeaceous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
of, relating to, or belonging to the Nymphaeaceae, a family of plants, including the water lilies, that grow in water or marshes and have typically floating leaves and showy flowers
Word Origin for nymphaeaceous
from New Latin, from Latin nymphaea water lily, ultimately from Greek numphaios sacred to nymphs
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012