crystal class

13 LETTERS · STARTS WITH C

crystal class is a valid 13-letter word worth 19 points in Scrabble and 22 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

C3R1Y4S1T1A1L1C3L1A1S1S1

3 + 1 + 4 + 1 + 1 + 1 + 1 + 0 + 3 + 1 + 1 + 1 + 1 =19 PTS

DOUBLE WORD → 38TRIPLE WORD → 57

MEANING

What does crystal class mean?