Meaning of NAIS in English

ˈnāə̇s noun

Etymology: Latin — more at naid

1. pl naises -sə̇z or na·i·des ˈnāəˌdēz : a river nymph : naiad

2. capitalized

[New Latin, from Latin, naiad]

: a large genus of small aquatic oligochaete worms that is the type of the family Naididae

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.