nonpenetrability

16 LETTERS · 7 SYLLABLES · STARTS WITH N

nonpenetrability is a valid 16-letter word worth 23 points in Scrabble and 28 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

N1O1N1P3E1N1E1T1R1A1B3I1L1I1T1Y4

1 + 1 + 1 + 3 + 1 + 1 + 1 + 1 + 1 + 1 + 3 + 1 + 1 + 1 + 1 + 4 =23 PTS

DOUBLE WORD → 46TRIPLE WORD → 69

MEANING

What does nonpenetrability mean?