seismic wave

12 LETTERS · STARTS WITH S

seismic wave is a valid 12-letter word worth 21 points in Scrabble and 24 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

S1E1I1S1M3I1C3W4A1V4E1

1 + 1 + 1 + 1 + 3 + 1 + 3 + 0 + 4 + 1 + 4 + 1 =21 PTS

DOUBLE WORD → 42TRIPLE WORD → 63

MEANING

What does seismic wave mean?