Barcarole
BARCAROLE, or Barcarolle (Ital. barcaruola, a boat-song) properly a musical term for the songs sung by the Venetian gondoliers, and hence for an instrumental or vocal composition, generally in 6-8 time, written in imitation of their characteristic rhythm.
Note - this article incorporates content from Encyclopaedia Britannica, Eleventh Edition, (1910-1911)