gravity escapement

18 LETTERS · STARTS WITH G

gravity escapement is a valid 18-letter word worth 30 points in Scrabble and 35 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

G2R1A1V4I1T1Y4E1S1C3A1P3E1M3E1N1T1

2 + 1 + 1 + 4 + 1 + 1 + 4 + 0 + 1 + 1 + 3 + 1 + 3 + 1 + 3 + 1 + 1 + 1 =30 PTS

DOUBLE WORD → 60TRIPLE WORD → 90

MEANING

What does gravity escapement mean?