eu·tha·na·sia 
/ˌju:θəˈneɪʒə/ noun
/ˌju:θəˈneɪʒə/ noun [noncount] : the act or practice of killing someone who is very sick or injured in order to prevent any more suffering
▪ a physician who refuses to practice euthanasia —called also mercy killing
▪ a physician who refuses to practice euthanasia —called also mercy killing
