改訂

かいてい

revision

JLPT N1

Character Breakdown

Meaning and Usage

"改訂" (かいてい) means "revision" or "amendment," typically referring to official or formal changes made to documents, laws, textbooks, or regulations. It is a noun often used in academic, legal, and publishing contexts.

Common Contexts

You will frequently see "改訂" used with words like "法律" (law), "教科書" (textbook), or "規則" (rules), indicating that these materials have been updated or corrected.

Collocations and Patterns

  • 改訂版 (かいていばん): revised edition, used for books or publications that have been updated.
  • 法律の改訂: revision of laws, common in legal discussions.
  • 改訂作業: revision work, referring to the process of making changes.

Register and Nuance

"改訂" is formal and neutral in tone, suitable for written and spoken language in professional or academic settings. It is not used for casual corrections or minor edits.

Common Mistakes

Learners sometimes confuse "改訂" with "修正" (しゅうせい), which also means "correction" or "modification." However, "改訂" implies a more official or systematic revision, while "修正" can be used for smaller or informal corrections. Use "改訂" when referring to formal updates or amendments.

Example Sentences

ほうりつのかいていがひつようだとぎろんされた。

It was argued that a revision of the law is necessary.

きょうかしょのかいていばんがらいげつはつばいされる。

The revised edition of the textbook will be released next month.

かいていさぎょうにはおおくのじかんとろうりょくがかかる。

Revision work requires a lot of time and effort.