eu‧tha‧na‧si‧a /ˌjuːθəˈneɪziə $ -ˈneɪʒə/
noun [uncountable][
Date: 1600-1700;
Language: Greek;
Origin: 'easy death', from thanatos 'death']
the deliberate killing of a person who is very ill and going to die, in order to stop them suffering
Synonym : mercy killing [TahlilGaran] Dictionary of Contemporary English ▲