定める

さだめる

to decide, to determine

JLPT N1

Character Breakdown

Meaning and Usage

The verb 定める (さだめる) means "to decide" or "to determine" something formally or officially. It is often used in contexts involving rules, laws, schedules, or important decisions made by authorities or groups.

Common Contexts

You will frequently see 定める in legal, organizational, or formal settings where something is established or fixed clearly and authoritatively. For example, companies 定める rules, governments 定める laws, and committees 定める schedules.

Collocations and Patterns

  • 規則を定める: to establish rules
  • 法律を定める: to enact laws
  • 日程を定める: to set a schedule

These collocations emphasize formal decision-making or setting standards.

Register and Nuance

定める is a formal verb and not commonly used in casual conversation. It implies a deliberate and official decision rather than a casual or spontaneous choice.

Common Learner Mistake

Learners sometimes confuse 定める with 決める (きめる), which also means "to decide." However, 決める is more general and used in everyday decisions, while 定める carries a nuance of formal or official determination. Use 定める when referring to rules, laws, or formal arrangements.

Example Sentences

かいしゃのきそくをさだめるのはけいえいじんのやくわりです。

It is the management's role to establish the company's rules.

ほうりつでばっそくをさだめることで、しゃかいのちつじょをまもる。

By stipulating penalties in the law, social order is maintained.

しけんのにっていをさだめるために、いいんかいがあつまった。

The committee gathered to decide the exam schedule.