logistic support

NOUN
16 LETTERS · STARTS WITH L

logistic support is a valid 16-letter word worth 22 points in Scrabble and 28 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
L1O1G2I1S1T1I1C3S1U1P3P3O1R1T1
1 + 1 + 2 + 1 + 1 + 1 + 1 + 3 + 0 + 1 + 1 + 3 + 3 + 1 + 1 + 1 =22 PTS
DOUBLE WORD → 44TRIPLE WORD → 66
MEANING

What does logistic support mean?