ˈmercy ˌkilling BrE AmE noun [uncountable and countable]
the act of killing someone who is very ill or old so that they do not have to suffer any more SYN euthanasia
ˈmercy ˌkilling BrE AmE noun [uncountable and countable]
the act of killing someone who is very ill or old so that they do not have to suffer any more SYN euthanasia
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012