nonseparableness

16 LETTERS · 6 SYLLABLES · STARTS WITH N

nonseparableness is a valid 16-letter word worth 20 points in Scrabble and 26 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

N1O1N1S1E1P3A1R1A1B3L1E1N1E1S1S1

1 + 1 + 1 + 1 + 1 + 3 + 1 + 1 + 1 + 3 + 1 + 1 + 1 + 1 + 1 + 1 =20 PTS

DOUBLE WORD → 40TRIPLE WORD → 60

MEANING

What does nonseparableness mean?