world organisation

NOUN
18 LETTERS · STARTS WITH W

world organisation is a valid 18-letter word worth 22 points in Scrabble and 26 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
W4O1R1L1D2O1R1G2A1N1I1S1A1T1I1O1N1
4 + 1 + 1 + 1 + 2 + 0 + 1 + 1 + 2 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 =22 PTS
DOUBLE WORD → 44TRIPLE WORD → 66
MEANING

What does world organisation mean?