interdifferentiation

20 LETTERS · 8 SYLLABLES · STARTS WITH I

interdifferentiation is a valid 20-letter word worth 27 points in Scrabble and 30 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

I1N1T1E1R1D2I1F4F4E1R1E1N1T1I1A1T1I1O1N1

1 + 1 + 1 + 1 + 1 + 2 + 1 + 4 + 4 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 =27 PTS

DOUBLE WORD → 54TRIPLE WORD → 81

MEANING

What does interdifferentiation mean?