preadditional

13 LETTERS · 5 SYLLABLES · STARTS WITH P

preadditional is a valid 13-letter word worth 17 points in Scrabble and 20 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

P3R1E1A1D2D2I1T1I1O1N1A1L1

3 + 1 + 1 + 1 + 2 + 2 + 1 + 1 + 1 + 1 + 1 + 1 + 1 =17 PTS

DOUBLE WORD → 34TRIPLE WORD → 51

MEANING

What does preadditional mean?