stationary engine

17 LETTERS · STARTS WITH S

stationary engine is a valid 17-letter word worth 20 points in Scrabble and 23 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

S1T1A1T1I1O1N1A1R1Y4E1N1G2I1N1E1

1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 4 + 0 + 1 + 1 + 2 + 1 + 1 + 1 =20 PTS

DOUBLE WORD → 40TRIPLE WORD → 60

MEANING

What does stationary engine mean?