noun🔗Shareインフルエンザ、流行性感冒An acute contagious disease of the upper airways and lungs, caused by a virus, which rapidly spreads around the world in seasonal epidemics."The influenza virus spread quickly through the school, causing many students to miss class. "インフルエンザウイルスは学校中に急速に広がり、多くの生徒が授業を欠席しました。medicinevirusdiseaseChat with AIVocabulary GamePractice Reading