compressibility drag

20 LETTERS · STARTS WITH C

compressibility drag is a valid 20-letter word worth 32 points in Scrabble and 37 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

C3O1M3P3R1E1S1S1I1B3I1L1I1T1Y4D2R1A1G2

3 + 1 + 3 + 3 + 1 + 1 + 1 + 1 + 1 + 3 + 1 + 1 + 1 + 1 + 4 + 0 + 2 + 1 + 1 + 2 =32 PTS

DOUBLE WORD → 64TRIPLE WORD → 96

MEANING

What does compressibility drag mean?