supersonic speed

16 LETTERS · STARTS WITH S

supersonic speed is a valid 16-letter word worth 22 points in Scrabble and 27 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

S1U1P3E1R1S1O1N1I1C3S1P3E1E1D2

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

DOUBLE WORD → 44TRIPLE WORD → 66

MEANING

What does supersonic speed mean?