Definition of proposition in English:

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Pronunciation: /prɒpəˈzɪʃ(ə)n/


1A statement or assertion that expresses a judgement or opinion: the proposition that high taxation is undesirable
More example sentences
  • There is authority for the proposition that a wrong opinion is both unreasonable and capable of constituting a flagrant impropriety.
  • On my view, to believe something is to hold a proposition in your mind assertively.
  • Now, you know, in my opinion, it's an absurd proposition.
1.1 Logic A statement that expresses a concept that can be true or false.
Example sentences
  • We have to use the theory of probability when we do not know whether a proposition is true or false.
  • Mathematical formulas and sentences do not express true or false propositions about any subject-matter.
  • There is a very important distinction between propositions that are true and propositions that are false.
1.2 Mathematics A formal statement of a theorem or problem, typically including the demonstration.
Example sentences
  • In 1934 Gödel gave a series of lectures at Princeton entitled On undecidable propositions of formal mathematical systems.
  • For example, Spinoza's Ethics has the same format as Euclid's Elements, containing propositions and demonstrations.
  • Book One discusses his laws of motion then proceeds to a series of propositions, theorems and problems.
2A suggested scheme or plan of action, especially in a business context: a detailed investment proposition
More example sentences
  • If you are coming to it fresh, take in your proposition and the business plan, and take it from there.
  • She also approaches businesses with propositions for aid in all forms.
  • Investing in a club should not be viewed as a business proposition, merely an emotional investment.
proposal, scheme, plan, project, programme, manifesto, motion, bid, presentation, submission, suggestion, recommendation, approach
2.1US A constitutional proposal; a bill: Californian voters rejected by a two-to-one majority proposition 128
More example sentences
  • The propositions garnered majority support in every county in the state with the exception of San Francisco and four counties in rural Northern California.
  • Even if one considered this legislation a reasonable proposition, which the Government proclaims and National supports, the reality is that it is only a small step.
  • At the select committee a proposition was put to the submitters, which were all the territorial local authorities in the Auckland region - all eight of them.
2.2 informal An offer of sexual intercourse made to a person with whom one is not involved, especially one that is made in an unsubtle way: needless to say, she refused his frank sexual proposition
More example sentences
  • James watched her leave and thought over the proposition Veronica had offered to him.
  • It suddenly occurred to her why Kyle had offered the proposition in the first place.
  • Two pages of the book deal with a sexual proposition, including hints at oral sex.
sexual advance, sexual overture, indecent proposal, improper suggestion, soliciting
informal pass, come-on
3 [with adjective] A project, task, idea, etc. considered in terms of its likely success or difficulty: setting up your own business can seem an attractive proposition
More example sentences
  • Investments that rely on the misfortune of others or the good will of sharks are a losing proposition in the long term, whatever the quarterly earnings report says.
  • Ultimately, that's a losing proposition in the long term.
  • His most recent deal is designed to make the combined company a more attractive proposition for investors in terms of size and product offering.
task, job, undertaking, venture, activity, problem, affair


[with object] informal
1Make a suggestion of sexual intercourse to (someone), especially in an unsubtle way: she had been propositioned at the party by a subeditor with bad breath
More example sentences
  • The five are charged with propositioning men and then pretending to be police officers, handcuffing the men, and then robbing them.
  • In the one reported staff incident, a male officer subtly propositioned the woman.
  • Then, he commenced to begin propositioning a whore in a profane courtship that last an hour or so until Rupert dragged him out.
propose sex with, make sexual advances to, make sexual overtures to, make an indecent proposal to, make an improper suggestion to
informal give someone the come-on
1.1Make an offer or suggestion to: I was propositioned by the editor about becoming film critic of the paper
More example sentences
  • As a publisher, it propositions me all the time to buy names.


not a proposition



Pronunciation: /prɒpəˈzɪʃ(ə)nl/
adjective (chiefly Logic )
Example sentences
  • But some events do cause other events in virtue of their propositional content.
  • There is a tendency here to use statements not as propositional truths, but as bargaining positions.
  • To claim a belief is properly basic means that it is not based either on propositional evidence or on another belief.


Middle English: from Old French, from Latin propositio(n-), from the verb proponere (see propound).

For editors and proofreaders

Line breaks: prop|os¦ition

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