See also: Appendix:Variations of "nu"
- (Egyptian mythology) The god who serves as the personification of the primeval waters that existed before the world.
- one of the 56 ethnic groups recognized by the People's Republic of China.
Nu n or m (indeclinable)
- Only used in im Nu (“immediately, in no time”)
The masculine gender is more recent. The noun has traditionally been used with the neuter gender.