sinus node

10 LETTERS · STARTS WITH S

sinus node is a valid 10-letter word worth 10 points in Scrabble and 13 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

S1I1N1U1S1N1O1D2E1

1 + 1 + 1 + 1 + 1 + 0 + 1 + 1 + 2 + 1 =10 PTS

DOUBLE WORD → 20TRIPLE WORD → 30

MEANING

What does sinus node mean?