silent picture

NOUN
14 LETTERS · STARTS WITH S

silent picture is a valid 14-letter word worth 17 points in Scrabble and 22 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
S1I1L1E1N1T1P3I1C3T1U1R1E1
1 + 1 + 1 + 1 + 1 + 1 + 0 + 3 + 1 + 3 + 1 + 1 + 1 + 1 =17 PTS
DOUBLE WORD → 34TRIPLE WORD → 51
MEANING

What does silent picture mean?