self-differentiating

20 LETTERS · 6 SYLLABLES · STARTS WITH S

self-differentiating is a valid 20-letter word worth 30 points in Scrabble and 34 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

S1E1L1F4-0D2I1F4F4E1R1E1N1T1I1A1T1I1N1G2

1 + 1 + 1 + 4 + 0 + 2 + 1 + 4 + 4 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 2 =30 PTS

DOUBLE WORD → 60TRIPLE WORD → 90

MEANING

What does self-differentiating mean?