MYOFIBRIL Scrabble 19 Words With Friends 21 Scrabble letter values: M3Y4O1F4I1B3R1I1L1 = 19 Definition noun one of many contractile filaments that make up a striated muscle fiber. — synonyms: myofibrilla, sarcostyle See all 86 words you can make from MYOFIBRIL → 9-letter words Words starting with M Words ending with L ← Unscramble different letters