tox ‧ i ‧ col ‧ o ‧ gy /ˌtɒksɪˈkɒlədʒi $ ˌtɑːksɪˈkɑː-/ BrE AmE noun [uncountable]
the science and medical study of poisons and their effects
—toxicologist noun [countable]
—toxicological /ˌtɒksɪkəˈlɒdʒɪk ə l $ ˌtɑːksɪkəˈlɑː-/ adjective
tox ‧ i ‧ col ‧ o ‧ gy /ˌtɒksɪˈkɒlədʒi $ ˌtɑːksɪˈkɑː-/ BrE AmE noun [uncountable]
the science and medical study of poisons and their effects
—toxicologist noun [countable]
—toxicological /ˌtɒksɪkəˈlɒdʒɪk ə l $ ˌtɑːksɪkəˈlɑː-/ adjective
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012