Nāĭs, idis and ĭdos, v. Naias.
Nāis (once Nāīas, O.), —, plur.Nāides or Naiades, um, f , Ναϊάςor Ναΐς, a water-nymph, Naiad, O.—Ad...
An Elementary Latin Dictionary
·noun ·see <<Naiad>>. ...
Webster's Dictionary of the English Language