proposition

proposition — noun

1. A formal offer or suggestion put forward for someone to consider, especially in

1.名詞B1
釋義

A formal offer or suggestion put forward for someone to consider, especially in business or financial situations.

例句

Arjun made a business proposition to his investors during the meeting.

collocation: make a proposition

The board is still discussing whether to accept the merger proposition from the other company.

collocation: accept/reject a proposition

同義詞
  • offer

    less formal and broader in use; can apply to any situation, not just business

  • proposal

    very similar but slightly more formal; used for plans that are fully developed

  • suggestion

    less forceful; does not carry the same sense of a structured business deal

文法句型

proposition + to + infinitive

proposition + about + noun phrase

用法筆記

This is the most common sense of 'proposition' in everyday English. It is frequently used with verbs like 'make', 'put forward', 'accept', and 'reject'.

常見錯誤

I have a proposition to you.
I have a proposition for you.
💡'proposition' takes the preposition 'for', not 'to', when followed by a person.

2. A specific opinion that someone puts forward for others to consider, especially

2.名詞B2
釋義

A specific opinion that someone puts forward for others to consider, especially during a discussion or argument.

例句

Layla's central proposition was that education should be free for everyone.

proposition + that-clause for stating an opinion

The philosopher spent an hour defending her proposition about the nature of freedom.

同義詞
  • assertion

    more forceful; suggests the speaker is confident but may lack proof

  • thesis

    used especially in academic writing; the main argument of an essay or paper

  • contention

    implies the opinion will likely be disputed by others

文法句型

proposition + that-clause

3. In logic or mathematics, a complete statement that is verifiably correct or inco

3.名詞B2
釋義

In logic or mathematics, a complete statement that is verifiably correct or incorrect, often needing a step-by-step proof.

例句

Greta had to prove a geometric proposition about triangles for her math homework.

collocation: prove a proposition

The mathematician wrote a paper containing fifty new propositions and their proofs.

passive: propositions + their proofs

同義詞
  • theorem

    a proposition that has already been proved; not all propositions are theorems

  • statement

    broader and less technical; used outside of logic and math

  • lemma

    a smaller proposition used to help prove a larger theorem

用法筆記

In formal logic and mathematics, a proposition is a complete statement that has a truth value — it is either true or false, but not both.

4. In some US states, a proposed new law or change to an existing law that citizens

4.名詞B2
釋義

In some US states, a proposed new law or change to an existing law that citizens vote on directly.

例句

Californians will vote on Proposition 23, a new law about environmental rules.

named proposition + number (US ballot measure)

Voters in several states approved propositions that changed the way elections are run.

同義詞
  • referendum

    broader term used in many countries; a direct vote by the public on a policy

  • ballot measure

    more neutral term; refers to any item voters decide on at the polls

  • initiative

    a specific type of proposition put forward by citizens, not by the legislature

用法筆記

This sense is almost exclusively American English. In other varieties of English, words like 'referendum' or 'ballot measure' are more common. Ballot propositions are often numbered (e.g., Proposition 13).

5. A situation, task, or problem that has particular characteristics and must be de

5.名詞B2
釋義

A situation, task, or problem that has particular characteristics and must be dealt with in some way.

例句

Finding an affordable flat in London is a difficult proposition for most young people.

collocation: adjective + proposition (difficult proposition)

The new job came with a good salary but the long hours made it an unattractive proposition.

同義詞
  • task

    simpler and more direct; less commonly used with descriptive adjectives

  • prospect

    focuses on the future possibility rather than the task itself

  • undertaking

    suggests something large or ambitious; more formal

文法句型

adjective + proposition

用法筆記

This sense is often used with an adjective before 'proposition' to describe the nature of the task. Common adjective pairings include: 'difficult', 'tough', 'attractive', 'interesting', 'different', 'simple'.

6. A direct and often unwanted request for sex made to someone who is not in a roma

6.名詞C1
釋義

A direct and often unwanted request for sex made to someone who is not in a romantic relationship with the person asking.

例句

The manager was fired after a colleague reported his inappropriate proposition.

euphemistic use in formal reporting

Adina made it clear that any romantic proposition from coworkers would not be welcome.

同義詞
  • advance

    softer and slightly less direct; often used in the plural: 'advances'

  • solicitation

    more formal; used in legal contexts

用法筆記

In this sense, 'proposition' often describes an unwanted or inappropriate request. Using this word can be considered direct or even offensive in some contexts. The verb form (see below) is more common in informal speech. The phrase 'make someone a proposition' can be ambiguous — context determines whether it means a business offer or a sexual request.

常見錯誤

He asked her out on a date.' (using 'proposition' for a simple invitation)
He asked her out.
💡A regular invitation for a date is not a 'proposition', which implies a direct request for sexual activity.

proposition — verb