経過する

• Reading: けいかする
• Romaji: keikasuru
• Kanji breakdown: 経 (kei) — pass through, manage, sutra; 過 (ka) — pass, exceed, mistake
• Pronunciation: /ke.i.ka.sɯ.ɾɯ/

Meaning

To pass; to elapse. Describes the passing of time or the progression of events.

A Group 3 (irregular) する-verb. 経過 combines 経 (pass through) + 過 (pass/exceed). Used for time passing — 時間が経過する (time passes), 1年が経過した (one year has passed). Also describes the progression of a condition: 術後の経過 (post-operative progress), 経過観察 (follow-up observation).

Examples

1. 手術から3か月が経過し、順調に回復している。 Three months have passed since the surgery, and recovery is going smoothly.
2. 申請後、2週間が経過しても返事がなかった。 Two weeks elapsed after submitting the application with no response.
3. 時間が経過するにつれて、状況は改善した。 As time passed, the situation improved.

Usage Guide

Context: medical, legal, business

Tone: neutral

Origin & History

From Sino-Japanese: 経 (kei, pass through/sutra) + 過 (ka, pass/exceed) + する (to do). The combination emphasises the passage through a span of time or stages.

Cultural Context

Era: Modern

Generation: All ages

Social background: Universal