nəˈtu̇r(ˌ)nō, nōˈ- noun
( plural nottur·ni -(ˌ)nē)
Etymology: Italian, adjective, of night, from Latin nocturnus — more at nocturnal
1. : an 18th century piece for an instrumental group composed in several movements and resembling the serenade or divertimento
2. : nocturne