second carbon

13 LETTERS · STARTS WITH S

second carbon is a valid 13-letter word worth 19 points in Scrabble and 24 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

S1E1C3O1N1D2C3A1R1B3O1N1

1 + 1 + 3 + 1 + 1 + 2 + 0 + 3 + 1 + 1 + 3 + 1 + 1 =19 PTS

DOUBLE WORD → 38TRIPLE WORD → 57

MEANING

What does second carbon mean?