which see

9 LETTERS · STARTS WITH W

which see is a valid 9-letter word worth 19 points in Scrabble and 18 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
W4H4I1C3H4S1E1E1
4 + 4 + 1 + 3 + 4 + 0 + 1 + 1 + 1 =19 PTS
DOUBLE WORD → 38TRIPLE WORD → 57
MEANING

What does which see mean?

1