免めん疫えき反はん応のうめんえきはんのうMeanings1nounimmune response; immunoreactionMedical and biological term for the body's reaction to foreign substances.ワクチンは免めん疫えき反はん応のうを引ひき起おこす。Vaccines trigger an immune response.アレルギーは過か剰じょうな免めん疫えき反はん応のうの一いっ種しゅだ。Allergies are a type of excessive immune response.