wind propulsion

15 LETTERS · STARTS WITH W

wind propulsion is a valid 15-letter word worth 22 points in Scrabble and 28 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

W4I1N1D2P3R1O1P3U1L1S1I1O1N1

4 + 1 + 1 + 2 + 0 + 3 + 1 + 1 + 3 + 1 + 1 + 1 + 1 + 1 + 1 =22 PTS

DOUBLE WORD → 44TRIPLE WORD → 66

MEANING

What does wind propulsion mean?