anaphylaxis
noun
ana·phy·lax·is
ˌa-nə-fə-ˈlak-səs 
plural anaphylaxes
ˌa-nə-fə-ˈlak-ˌsēz
1
: hypersensitivity (as to foreign proteins or drugs) resulting from sensitization following prior contact with the causative agent
Examples of anaphylaxis in a Sentence
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Severe adverse reactions will lead to a complication called anaphylaxis that can be fatal.
—
Chris Smith, BGR, 1 Nov. 2022
In rare cases a gnat bite can cause a severe allergic reaction called anaphylaxis.
—Anna Kaufman, USA TODAY, 19 July 2022
But Abby had gone through a terrifying episode of anaphylaxis while taking PEG-asparaginase.
—Brenda Goodman, CNN, 29 Dec. 2022
Finally, one important cluster of symptoms to be aware of is anaphylaxis, Dr. Tam says.
—Lauren Krouse, SELF, 1 June 2022
See all Example Sentences for anaphylaxis 
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Chris Smith, BGR, 1 Nov. 2022
In rare cases a gnat bite can cause a severe allergic reaction called anaphylaxis.
—Anna Kaufman, USA TODAY, 19 July 2022
But Abby had gone through a terrifying episode of anaphylaxis while taking PEG-asparaginase.
—Brenda Goodman, CNN, 29 Dec. 2022
Finally, one important cluster of symptoms to be aware of is anaphylaxis, Dr. Tam says.
—Lauren Krouse, SELF, 1 June 2022
See all Example Sentences for anaphylaxis
Dictionary Entries Near anaphylaxis
Cite this Entry
“Anaphylaxis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/anaphylaxis. Accessed 1 Dec. 2024.
Copy CitationMedical Definition
anaphylaxis
noun
ana·phy·lax·is
ˌan-ə-fə-ˈlak-səs
plural anaphylaxes
-ˌsēz
1
: hypersensitivity (as to foreign proteins or drugs) resulting from sensitization following prior contact with the causative agent
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