MYELIN /ˈmaɪəlɪn/ Scrabble 11 Words With Friends 13 Scrabble letter values: M3Y4E1L1I1N1 = 11 Definition noun a white fatty substance that forms a medullary sheath around the axis cylinder of some nerve fibers. — synonyms: myeline, medulla See all 40 words you can make from MYELIN → 6-letter words Words starting with M Words ending with N ← Unscramble different letters