Word
posit
US/ˈpɑzət/
UK/pˈɒsɪt/
Definitions
01to suggest an idea
v. to suggest an idea or theory as a fact so that you can discuss it further.
v. to propose an idea, theory, or hypothesis as a basis for argument or study.
“The researchers posit that the new law will help the economy grow faster.”
“The paper posits that the sudden shift in consumer behaviour is a direct result of increased digital transparency rather than economic pressure.”
Academic · Formal
Usage
Often followed by a 'that' clause.
02to assume as true
v. to assume that something is true or exists without having proof yet.
v. to assume the existence or truth of something as a necessary starting point for reasoning.
“Most religions posit the existence of a soul that lives after death.”
“Classical economic models often posit a rational actor who always makes decisions to maximise personal utility.”
Academic · Formal
Usage
Takes a direct object or a 'that' clause.
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03a theory or assumption
n. a statement or idea that is suggested as being true.
n. a statement or proposition that is posited; a foundational postulate.
“The basic posit of his argument is that all people deserve equal pay.”
“The central posit of the study was met with skepticism by the peer-review committee due to a lack of empirical data.”
Academic · Formal
Synonyms
04computing number format
n. a special way for computers to store numbers that is more efficient for AI.
n. a mathematical number format designed as an alternative to floating-point arithmetic, offering better precision for certain applications.
“The new AI chip uses posit arithmetic to process data more quickly.”
“By implementing posit representation instead of standard floats, the developers achieved higher accuracy in their deep learning models with less memory.”
Technical
Real-World Examples
“Patricia Highsmith’s classic The Talented Mr Ripley posits the holiday abroad as a perfect space for murder and identity theft.” “For a long time, biologists stood by the “surge and cast” model, which posited that insects solved this with hardwired reflexes.” “To live abroad, besotted by locals while positing undercooked theories about love!” Etymology
From Latin positus, the perfect participle of pōnō (“put, place”), imported intact; in 2017 the American computer scientist John Gustafson bolted a third noun sense onto it, a numerical format now marketed under the same label.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.
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englishreference.com/q/posit