e ‧ met ‧ ic /ɪˈmetɪk/ BrE AmE noun [countable]
[ Date: 1600-1700 ; Language: Latin ; Origin: emetica , from Greek emein 'to vomit' ]
medical something that you eat or drink in order to make yourself ↑ vomit (=bring up food from your stomach)
—emetic adjective