大たい絶ぜつ滅めつMeaningsNoun1. mass extinction; extinction eventKanji used大large絶cut off滅perishComposed of大たいnth year in the Taishō era (1912.7.30-1926.12.25)Prefix絶ぜつ滅めつextinction; extermination; eradication; stamping out; wiping outNoun