Nirvana is:

Religion

• A Buddhist term, denoting the extinction of dissatisfaction; see Nirvana.

Music

• A 1980s-1990s Seattle grunge band; see Nirvana (band)
  • A "greatest hits" album by the same band; see Nirvana (album)
• A 1960s British psychedelic band; see Nirvana (1960s band)

Entomology

• A type of leafhopper ; see Nirvana (leafhopper)

Film

• A 1997 Italian science fiction movie; see Nirvana (movie)