intergradational

16 LETTERS · 6 SYLLABLES · STARTS WITH I

intergradational is a valid 16-letter word worth 18 points in Scrabble and 22 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

I1N1T1E1R1G2R1A1D2A1T1I1O1N1A1L1

1 + 1 + 1 + 1 + 1 + 2 + 1 + 1 + 2 + 1 + 1 + 1 + 1 + 1 + 1 + 1 =18 PTS

DOUBLE WORD → 36TRIPLE WORD → 54

MEANING

What does intergradational mean?