Twelve Step BrE AmE ( also Twelve Step program ), 12-step (program) noun [countable]
a method of helping people stop drinking alcohol, using drugs etc, developed by Alcoholics Anonymous
Twelve Step BrE AmE ( also Twelve Step program ), 12-step (program) noun [countable]
a method of helping people stop drinking alcohol, using drugs etc, developed by Alcoholics Anonymous
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012