三さん大だい疾しっ病ぺいMeaningsNoun1. three major diseases (cancer, cerebral stroke, acute myocardial infarction)Kanji used三three大large疾rapidly病illnessComposed of三さんthree; 3Numeric大だいlarge; big; great; huge; vast; major; important; serious; severe; prominent; …Prefix疾しっ病ぺいillness; diseaseNoun