serratus posterior superior

NOUN
27 LETTERS · STARTS WITH S

serratus posterior superior is a valid 27-letter word worth 29 points in Scrabble and 33 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
S1E1R1R1A1T1U1S1P3O1S1T1E1R1I1O1R1S1U1P3E1R1I1O1R1
1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 0 + 3 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 0 + 1 + 1 + 3 + 1 + 1 + 1 + 1 + 1 =29 PTS
DOUBLE WORD → 58TRIPLE WORD → 87
MEANING

What does serratus posterior superior mean?

NOUN · 1 SENSE
1

A thin quadrilateral muscle of the upper and dorsal part of the thorax; acts to elevate the upper ribs.