also: ちょもん
noun
world-famous matter; widely known fact
Rare, literary noun referring to something that is renowned or well-known throughout the world. Not used in everyday conversation.
その事件は当時、著聞となった。
The incident became widely known at the time.
Compound of 著 (notable, remarkable) and 聞 (hear, be known). The exact historical derivation is uncertain; it is a rare literary term.