From Longman Dictionary of Contemporary Englishemetice‧met‧ic /ɪˈmetɪk/ noun [countable] medicalMD something that you eat or drink in order to make yourself vomit (=bring up food from your stomach) —emetic adjective
Examples from the Corpus
emetic• In the name of Freudian nurture theories, gays were once treated with aversion therapy-electric shocks and emetics accompanied by homoerotic images.• There is plentiful evidence of the emetic of the climbing!• The usual treatment was bullying, tricks, emetics and evil-smelling fumigation with filthy things.Origin emetic (1600-1700) Latin emetica, from Greek emein “to vomit” 