asymmetry

NOUN /eɪ'sɪmɪtri/
9 LETTERS · 4 SYLLABLES · STARTS WITH A

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

SCRABBLE WORDS WITH FRIENDS
A1S1Y4M3M3E1T1R1Y4
1 + 1 + 4 + 3 + 3 + 1 + 1 + 1 + 4 =19 PTS
DOUBLE WORD → 38TRIPLE WORD → 57
MEANING

What does asymmetry mean?