Downtempo

Downtempo (or Downbeat) is a laid-back electronic music style similar to ambient music, but usually with a beat or groove unlike the beatless forms of Ambient music. The beat is sometimes made from loops that have a hypnotic feeling. Sometimes the beats are more complicated and more featured instead of being in the background, but even then they are usually less intense than other kinds of electronic music like Trance. Often the name chill out music is used to refer to songs demonstrative of... full article at wikipedia