大だい先せん生せいMeaningsNounSuffix1. great teacher; great master; great author; great doctorKanji used大large先before (timewise)生lifeComposed of大だいlarge; big; great; huge; vast; major; important; serious; severe; prominent; …Prefix先せん生せいteacher; instructor; master; sensei; title or form of address for a teacher, master, doctor, lawyer, etc.Noun