incremental plotter

19 LETTERS · STARTS WITH I

incremental plotter is a valid 19-letter word worth 24 points in Scrabble and 31 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

I1N1C3R1E1M3E1N1T1A1L1P3L1O1T1T1E1R1

1 + 1 + 3 + 1 + 1 + 3 + 1 + 1 + 1 + 1 + 1 + 0 + 3 + 1 + 1 + 1 + 1 + 1 + 1 =24 PTS

DOUBLE WORD → 48TRIPLE WORD → 72

MEANING

What does incremental plotter mean?