compound radical

16 LETTERS · STARTS WITH C

compound radical is a valid 16-letter word worth 25 points in Scrabble and 32 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

C3O1M3P3O1U1N1D2R1A1D2I1C3A1L1

3 + 1 + 3 + 3 + 1 + 1 + 1 + 2 + 0 + 1 + 1 + 2 + 1 + 3 + 1 + 1 =25 PTS

DOUBLE WORD → 50TRIPLE WORD → 75

MEANING

What does compound radical mean?