polyglot dictionary

19 LETTERS · STARTS WITH P

polyglot dictionary is a valid 19-letter word worth 30 points in Scrabble and 34 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

P3O1L1Y4G2L1O1T1D2I1C3T1I1O1N1A1R1Y4

3 + 1 + 1 + 4 + 2 + 1 + 1 + 1 + 0 + 2 + 1 + 3 + 1 + 1 + 1 + 1 + 1 + 1 + 4 =30 PTS

DOUBLE WORD → 60TRIPLE WORD → 90

MEANING

What does polyglot dictionary mean?