Emetic definition. EMETIC definition: 1. Sep 21, 2025 ยท Emetic (noun) refers to a substance or agent that induces vomiting. 2. Emetics should not be used when lye or other strong alkalis or acids have been swallowed, since vomiting may rupture the already weakened walls of the esophagus. An emetic is something that is given to someone to swallow, in order to make them vomit. In a medical context, emetic agents are used to provoke the expulsion of hazardous or toxic substances ingested orally. a substance, especially a medicine, that causes vomiting 2. a substance that makes you vomit (= bring up food from the stomach) The child was given an emetic after he swallowed some poisonous berries. an agent that does this; examples are a strong solution of salt, mustard water, powdered ipecac, and ipecac syrup. Describes a substance that causes vomiting. fa jfdc j5w2y xnk5gs ykq6q 744 cop m235 satx7k 8p3zyo