Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun pondweed

2 senses of pondweed

Sense 1
pondweed -- (any of several submerged or floating freshwater perennial aquatic weeds belonging to the family Potamogetonaceae)
       => aquatic plant, water plant, hydrophyte, hydrophytic plant -- (a plant that grows partly or wholly in water whether rooted in the mud, as a lotus, or floating without anchorage, as the water hyacinth)

Sense 2
Elodea, genus Elodea, pondweed, ditchmoss -- (submerged freshwater perennials)
       => monocot genus, liliopsid genus -- (genus of flowering plants having a single cotyledon (embryonic leaf) in the seed)