CASUISTRY Meaning of CASUISTRY in English cas ‧ u ‧ is ‧ try /ˈkæʒuəstri, ˈkæʒuɪstri/ BrE AmE noun [uncountable] formal the use of clever but often false arguments to answer moral or legal questions Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012