Definition of emesis in English:


Line breaks: em¦esis
Pronunciation: /ˈɛmɪsɪs


[mass noun] technical
  • The action or process of vomiting: the drug allows you to control emesis
    More example sentences
    • Surveys of oncologists' choices of treatment for emesis caused by chemotherapy came to divergent results.
    • On the day of admission, he had developed nausea and vomiting with emesis of clear to blood-tinged fluid.
    • Coffee-ground emesis, usually from hemorrhagic gastritis, occurs in about 25 percent of vomiting patients.


late 19th century: from Greek, from emein 'to vomit'.

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