modi operandi

13 LETTERS · STARTS WITH M

modi operandi is a valid 13-letter word worth 18 points in Scrabble and 21 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

M3O1D2I1O1P3E1R1A1N1D2I1

3 + 1 + 2 + 1 + 0 + 1 + 3 + 1 + 1 + 1 + 1 + 2 + 1 =18 PTS

DOUBLE WORD → 36TRIPLE WORD → 54

MEANING

What does modi operandi mean?