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前代未聞 (ぜんだいみもん) — unheard-of · Nihongo Circle

前代未聞

ぜんだいみもん

particle

Meanings

1unheard-of
2unprecedented
3unparalleled in history (unparallelled)

Your sentences

Kanji in this word

前In Front, Before9 strokes 代Substitute, Change, Convert5 strokes 未Un-, Not Yet, Hitherto5 strokes 聞Hear, Ask, Listen14 strokes

Full entry on Jisho