publiciser

NOUN
10 LETTERS · STARTS WITH P

publiciser is a valid 10-letter word worth 16 points in Scrabble and 21 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
P3U1B3L1I1C3I1S1E1R1
3 + 1 + 3 + 1 + 1 + 3 + 1 + 1 + 1 + 1 =16 PTS
DOUBLE WORD → 32TRIPLE WORD → 48
MEANING

What does publiciser mean?