Definition of naiad
plural naiads
or naiades
play
\ˈnā-ə-ˌdēz, ˈnī-\
1
: any of the nymphs in classical mythology living in and giving life to lakes, rivers, springs, and fountains
2
: an aquatic insect nymph (as of a mayfly, dragonfly, damselfly, or stone fly)
3
: any of a genus (Najas of the family Najadaceae) of submerged aquatic plants
