injection method

16 LETTERS · STARTS WITH I

injection method is a valid 16-letter word worth 30 points in Scrabble and 35 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

I1N1J8E1C3T1I1O1N1M3E1T1H4O1D2

1 + 1 + 8 + 1 + 3 + 1 + 1 + 1 + 1 + 0 + 3 + 1 + 1 + 4 + 1 + 2 =30 PTS

DOUBLE WORD → 60TRIPLE WORD → 90

MEANING

What does injection method mean?