THERMION Scrabble 13 Words With Friends 14 Scrabble letter values: T1H4E1R1M3I1O1N1 = 13 Definition noun an electrically charged particle (electron or ion) emitted by a substance at a high temperature. See all 203 words you can make from THERMION → 8-letter words Words starting with T Words ending with N ← Unscramble different letters