BACTERIOLOGY /bækˌtɪəɹ.ɪˈɒlədʒi/ Scrabble 20 Words With Friends 23 Scrabble letter values: B3A1C3T1E1R1I1O1L1O1G2Y4 = 20 Definition noun the branch of medical science that studies bacteria in relation to disease. See all 917 words you can make from BACTERIOLOGY → 12-letter words Words starting with B Words ending with Y ← Unscramble different letters