nonnavigability

15 LETTERS · 7 SYLLABLES · STARTS WITH N

nonnavigability is a valid 15-letter word worth 24 points in Scrabble and 30 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

N1O1N1N1A1V4I1G2A1B3I1L1I1T1Y4

1 + 1 + 1 + 1 + 1 + 4 + 1 + 2 + 1 + 3 + 1 + 1 + 1 + 1 + 4 =24 PTS

DOUBLE WORD → 48TRIPLE WORD → 72

MEANING

What does nonnavigability mean?