From Citizendium, the Citizens' Compendium
- Jamaica : Caribbean island nation that became independent in 1962; formerly part of the British Empire and built on the slave trade (population about 2.8 million).
- Music : The art of structuring time by combining sound and silence into rhythm, harmonies and melodies.
- Ska : Musical genre originating in Jamaica in the late 1950s combining Caribbean mento and calypso with jazz and rhythm and blues.
- Syncopation : A variety of rhythms which are in some way unexpected in that they deviate from the strict succession of regularly spaced strong and weak beats in a meter.