正常

• Reading: せいじょう
• Romaji: seijou
• Kanji breakdown: 正 (sei) — correct, right; 常 (jou) — ordinary, usual
• Pronunciation: /seː.dʑoː/

Meaning

Normal; regular; in proper working order. Describing a state that is functioning as expected.

A na-adjective and noun describing the normal, expected, healthy state of something. Used in medical, technical, and general contexts: 正常な範囲 (normal range), 正常に動作する (operate normally), 正常値 (normal value). The antonym is 異常 (ijou, abnormal). Takes な before nouns and に as an adverb.

Examples

1. 検査の結果はすべて正常でした。 All test results came back normal.
2. システムは正常に動作しています。 The system is operating normally.
3. 血圧が正常な範囲に戻った。 My blood pressure returned to the normal range.

Usage Guide

Context: medicine, technology, daily life

Tone: neutral

Origin & History

From Chinese, combining 正 (correct, right) and 常 (ordinary, usual). Literally 'correctly ordinary' — the way things should be under standard conditions. The compound emphasises both correctness and regularity.

Cultural Context

Era: Classical

Generation: All ages

Social background: Universal