opsonic index

13 LETTERS · STARTS WITH O

opsonic index is a valid 13-letter word worth 24 points in Scrabble and 28 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

O1P3S1O1N1I1C3I1N1D2E1X8

1 + 3 + 1 + 1 + 1 + 1 + 3 + 0 + 1 + 1 + 2 + 1 + 8 =24 PTS

DOUBLE WORD → 48TRIPLE WORD → 72

MEANING

What does opsonic index mean?