intermuscularity

16 LETTERS · 7 SYLLABLES · STARTS WITH I

intermuscularity is a valid 16-letter word worth 23 points in Scrabble and 28 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

I1N1T1E1R1M3U1S1C3U1L1A1R1I1T1Y4

1 + 1 + 1 + 1 + 1 + 3 + 1 + 1 + 3 + 1 + 1 + 1 + 1 + 1 + 1 + 4 =23 PTS

DOUBLE WORD → 46TRIPLE WORD → 69

MEANING

What does intermuscularity mean?