a severe and sometimes life-threatening immune system reaction to an antigen that a person has been previously exposed to. the reaction may include itchy skin, edema, collapsed blood vessels, fainting, difficulty in breathing, and death.
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出典:Wiktionary
出典:『Wiktionary』 (2026/04/19 20:43 UTC 版)
anaphylactic shock (countable and uncountable, plural anaphylactic shocks)