Music styles - i'm confounded

JayBee

please, could anyone explain me, what are thse styles. I thign I listen music like this, but I want to know "definiton" of these styles.
So:
Ambient, Acid jazz, Chillout, Indie, SKA

Thanks

arch23

the Wikipedia at your service:
http://en.wikipedia.org/wiki/Ambient
http://en.wikipedia.org/wiki/Acid_jazz
http://en.wikipedia.org/wiki/Chill_out_%28music%29
http://en.wikipedia.org/wiki/Indie_%28music%29
http://en.wikipedia.org/wiki/Ska_music

you can also use www.allmusic.com for genre definition and artists of every genre.