衰退

• 読み: すいたい
• ローマ字: suitai
• 漢字の分解: 衰 (sui/otoroe) — to weaken, wane; 退 (tai/shizoku/no) — to retreat, recede
• 発音: /sɯ.i.ta.i/

意味

Decline; decay; degeneration; waning. The gradual weakening or deterioration of a nation, industry, culture, or organisation.

Used as both a noun and する-verb (衰退する). Applicable to civilisations, industries, political parties, cultural practices, or physical health. Carries a stronger sense of irreversible or structural decline than 衰え (otorōe), which can imply temporary weakness. Often appears in academic and journalistic writing.

例文

1. 製造業の衰退とともに地方都市の活力も失われていった。
2. 帝国の衰退は外敵の侵入よりも内部の腐敗が原因だった。
3. 伝統工芸の衰退を食い止めようと後継者育成が急がれている。

使い方ガイド

場面: history, economics, society, culture

トーン: neutral

起源と歴史

Compound of 衰 (to weaken, wane) and 退 (to retreat, recede). Both characters suggest movement away from strength or prominence. The compound has classical Chinese origins and has been used in Japanese since at least the Heian period.

文化的背景

時代: Ancient–Modern

世代: All ages

社会的背景: Universal