Definition of "emesis" [em•e•sis]

• The act of vomiting. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Induction of emesis is recommended in the alert patient if performed within 30 minutes of an ingestion of TCE."
• "GRACE: Doctor, when I was reading the investigative description of the hotel room, I notice that it mentioned emesis, which is basically vomit, to my understanding, in the bathroom sink."
• "And when I have to retch I ask her to hurry get me a barf bag, she asks for an emesis basin."