centering square

16 LETTERS · STARTS WITH C

centering square is a valid 16-letter word worth 27 points in Scrabble and 32 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

C3E1N1T1E1R1I1N1G2S1Q10U1A1R1E1

3 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 2 + 0 + 1 + 10 + 1 + 1 + 1 + 1 =27 PTS

DOUBLE WORD → 54TRIPLE WORD → 81

MEANING

What does centering square mean?