1. anaphylaxis

noun. ['ˌænəfəˈlæksɪs'] hypersensitivity reaction to the ingestion or injection of a substance (a protein or drug) resulting from prior contact with a substance.


  • hypersensitivity reaction

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Words that Rhyme with Anaphylaxis

  • phototaxis
  • praxis

Example sentences of the word anaphylaxis

1. Noun, singular or mass
Facial swelling from creatine supplements may result from anaphylaxis or because of bloating.

2. Adjective
Consuming even tiny amounts of peanuts can produce harmful effects that include life-threatening anaphylaxis*.

*Noun, plural

While both bloating and
anaphylaxis** may cause facial puffiness, only anaphylaxis is life-threatening.