PHOTOELECTRON Scrabble 20 Words With Friends 23 Scrabble letter values: P3H4O1T1O1E1L1E1C3T1R1O1N1 = 20 Definition noun an electron that is emitted from an atom or molecule by an incident photon. See all 513 words you can make from PHOTOELECTRON → 13-letter words Words starting with P Words ending with N ← Unscramble different letters