境

• Reading: さかい
• Romaji: sakai
• Kanji breakdown: 境 (sakai/kyou) — border, boundary, region
• Pronunciation: /sa.ka.i/

Meaning

Border; boundary; dividing line. The point where one area or state ends and another begins.

A noun referring to boundaries both physical and abstract. Physical: 県境 (prefectural border), property lines. Abstract: 境目 (dividing line), 夢と現実の境 (the boundary between dreams and reality). Also used for mental or spiritual states: 心境 (state of mind), 境地 (mental state, enlightenment).

Examples

1. この川が二つの県の境になっている。 This river forms the boundary between the two prefectures.
2. 冗談と本気の境が分からなくなった。 I couldn't tell the line between joking and being serious anymore.
3. 彼はその事件を境に性格が変わった。 He changed as a person after that incident.

Usage Guide

Context: geography, philosophy, daily life

Tone: neutral

Origin & History

The kanji 境 combines 土 (earth) and 竟 (end, limit). Originally referred to the physical edge of land or territory, later extended to abstract boundaries and mental states.

Cultural Context

Era: Ancient

Generation: All ages

Social background: Universal