chain isomerism

15 LETTERS · STARTS WITH C

chain isomerism is a valid 15-letter word worth 23 points in Scrabble and 26 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

C3H4A1I1N1I1S1O1M3E1R1I1S1M3

3 + 4 + 1 + 1 + 1 + 0 + 1 + 1 + 1 + 3 + 1 + 1 + 1 + 1 + 3 =23 PTS

DOUBLE WORD → 46TRIPLE WORD → 69

MEANING

What does chain isomerism mean?