nonhereditariness

17 LETTERS · 7 SYLLABLES · STARTS WITH N

nonhereditariness is a valid 17-letter word worth 21 points in Scrabble and 23 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

N1O1N1H4E1R1E1D2I1T1A1R1I1N1E1S1S1

1 + 1 + 1 + 4 + 1 + 1 + 1 + 2 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 =21 PTS

DOUBLE WORD → 42TRIPLE WORD → 63

MEANING

What does nonhereditariness mean?