契機

• 読み: けいき
• ローマ字: keiki
• 漢字の分解: 契 (kei) — pledge, engrave; 機 (ki) — opportunity, machine
• 発音: /ke.i.ki/

意味

Opportunity; turning point; catalyst. A moment or event that triggers change or development.

A noun referring to a pivotal moment that leads to a significant change. More formal than きっかけ (trigger/cue). Often used with を契機に (taking this as an opportunity/catalyst) to describe events that prompted a shift. Common in news, essays, and formal writing.

例文

1. 留学を契機に英語が上達した。
2. その事件が社会変革の契機となった。
3. あの経験が私の人生の契機だったと思う。

使い方ガイド

場面: news, essays, personal growth

トーン: neutral

起源と歴史

Composed of 契 (pledge, agreement, engrave) and 機 (machine, opportunity, moment). The combination suggests a decisive moment that sets things into motion.

文化的背景

時代: Classical

世代: Adults

社会的背景: Universal