TOXICOLOGY /ˌtɒksɪˈkɒlədʒi/ ► audio Scrabble 23 Words With Friends 25 Scrabble letter values: T1O1X8I1C3O1L1O1G2Y4 = 23 Definition noun the branch of pharmacology that deals with the nature and effects and treatments of poisons. See all 78 words you can make from TOXICOLOGY → 10-letter words Words starting with T Words ending with Y ← Unscramble different letters