circumflex artery

NOUN
17 LETTERS · STARTS WITH C

circumflex artery is a valid 17-letter word worth 35 points in Scrabble and 39 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
C3I1R1C3U1M3F4L1E1X8A1R1T1E1R1Y4
3 + 1 + 1 + 3 + 1 + 3 + 4 + 1 + 1 + 8 + 0 + 1 + 1 + 1 + 1 + 1 + 4 =35 PTS
DOUBLE WORD → 70TRIPLE WORD → 105
MEANING

What does circumflex artery mean?