nondemonstrable

15 LETTERS · 5 SYLLABLES · STARTS WITH N

nondemonstrable is a valid 15-letter word worth 20 points in Scrabble and 26 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

N1O1N1D2E1M3O1N1S1T1R1A1B3L1E1

1 + 1 + 1 + 2 + 1 + 3 + 1 + 1 + 1 + 1 + 1 + 1 + 3 + 1 + 1 =20 PTS

DOUBLE WORD → 40TRIPLE WORD → 60

MEANING

What does nondemonstrable mean?