prolixness

NOUN
10 LETTERS · STARTS WITH P

prolixness is a valid 10-letter word worth 19 points in Scrabble and 22 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
P3R1O1L1I1X8N1E1S1S1
3 + 1 + 1 + 1 + 1 + 8 + 1 + 1 + 1 + 1 =19 PTS
DOUBLE WORD → 38TRIPLE WORD → 57
MEANING

What does prolixness mean?