What do the Natures mean?

i was wondering.. does anybody know what each nature means?

Hmm:

(+)Higher, (-)Lower

Lonely: +Atk, -Def
Modest: +Sp.Atk, -Def
Timid: +Spd, -Atk
Jolly: +Spd, -Sp.Atk
Adamant: +Atk, -Sp.Atk

Thats all that i know so far, hope i helped

oh thats cool, thanks :]

Adament= attack+ special attack-
bold= defenxe+ attack-
brave= attack+ speed-
calm= special defense+ attack-
careful= special defense+ special attack-
gentle= special defense+ defense-
hasty= speed+ defense-
impish= defense+ special attack-
jolly= speed+ special attack-
lax= defense+ special defense-
lonely= attack+ defense-
mild= special attack+ defense-
modest= special attack+ attack-
navie= speed+ special defense-
naughty= attack+ special defense-
quiet= special attack+ speed-
rash= special attack+ special defense-
relaxed= defense+ speed-
sassy= special defense+ speed-
timid= speed+ attack-
There are 5 natures that don't affect stats