discretionary

discretionary — adjective

1. not fixed by rules or laws, but left for the person in charge to decide based on

1.形容詞B2
釋義

not fixed by rules or laws, but left for the person in charge to decide based on their own judgment — for example, a manager's decision about which team members receive a bonus.

例句

The judge has discretionary power to reduce the sentence for first-time offenders.

discretionary + power for legal authority

School principals in Taiwan have discretionary authority over minor disciplinary matters.

同義詞
  • optional

    broader term; anything you can choose or not is optional, but not every optional matter involves someone's authority to decide

  • elective

    suggests a choice made by voting or personal preference; more common in academic or political contexts

  • non-mandatory

    more literal and less formal; emphasises that something is not required by rule

反義詞
  • mandatory

    required by law or rule, leaving no room for personal judgment

  • compulsory

    forced by a rule or authority; stronger than mandatory

  • obligatory

    required by duty, law, or social convention

文法句型

discretionary + noun

be + discretionary

用法筆記

Frequently used attributively before nouns such as 'power,' 'authority,' 'decision,' or 'budget.' The predicative form (e.g., 'The decision is discretionary') is less common but grammatically correct.

常見錯誤

The school has optional power to decide the punishment.
The school has discretionary power to decide the punishment.
💡'optional' means something can be chosen or not; 'discretionary' means someone in authority decides based on judgment.

2. describes money spent on things that people want but do not strictly need for ba

2.形容詞B2
釋義

describes money spent on things that people want but do not strictly need for basic living — such as dining out at restaurants, holidays, electronics, or luxury goods.

例句

The family cut back on discretionary spending after Elena lost her job.

collocation: discretionary spending

New clothes and restaurant meals are discretionary purchases, not monthly necessities.

同義詞
  • non-essential

    more direct and widely understood; simply means not necessary for basic living

  • non-necessary

    less common; used in formal written analyses

反義詞
  • essential

    necessary for basic living, such as rent, food, and utilities

  • necessary

    required for a basic standard of living

  • basic

    the minimum required, opposite of extra or luxury

文法句型

discretionary + noun (spending, purchase, expense)

用法筆記

Almost always used before a noun in economic or personal-finance contexts. The noun phrases 'discretionary spending,' 'discretionary income,' and 'discretionary expenses' are the most common fixed expressions.

常見錯誤

The company made discretionary staff cuts.
The company made voluntary staff cuts.
💡'discretionary spending' refers to non-essential purchases; using it for non-essential staff reductions is confusing and non-standard.

3. relating to a financial arrangement in which a professional manager makes decisi

3.形容詞C1
釋義

relating to a financial arrangement in which a professional manager makes decisions about investing or distributing money, without needing permission from the owner or beneficiary each time.

例句

Cyrus invested through a discretionary fund handled by a professional asset manager.

collocation: discretionary fund

Under a discretionary trust the trustee can distribute income to any beneficiary as needed.

反義詞
  • non-discretionary

    describes an account or trust where the manager must follow fixed instructions from the client or beneficiary

文法句型

discretionary + noun (fund, trust, account)

用法筆記

Distinguish from sense 2 (NON-ESSENTIAL): a 'discretionary fund' in this sense refers to a management structure, not to money for non-essential purchases. The context — banking, investment, trusts — makes the intended meaning clear.