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GRE vocabulary

supposition

nounHigh-frequency wordMore S words

an assumption or hypothesis that is not based on firm evidence

Word origin: From Latin supponere, to put under or substitute.

In a sentence

Supposition in a sentence

Here are example sentences showing supposition in a sentence.

His argument rested on the supposition that voters always act in their own economic interest.

The detective's reconstruction of the crime rested on supposition rather than on any physical evidence found at the scene.

Synonyms
assumptionconjecturehypothesissurmise
Antonyms
certaintyfactproof
Usage & nuance

Using “supposition” well

Supposition stresses that a claim is an assumption or surmise unsupported by firm evidence, in deliberate contrast to certainty or fact. It is weaker than a worked-out hypothesis used in formal reasoning.

Common questions

Questions about “supposition

Supposition (noun) means an assumption or hypothesis that is not based on firm evidence
Here is supposition used in an example sentence: "His argument rested on the supposition that voters always act in their own economic interest." Another example: "The detective's reconstruction of the crime rested on supposition rather than on any physical evidence found at the scene."
Common synonyms for supposition include assumption, conjecture, hypothesis, surmise.
Antonyms of supposition include certainty, fact, proof.
Clusters with assumption, conjecture, hypothesis, and surmise in Sentence Equivalence. Its opposites certainty, fact, and proof signal a context that demands hard evidence.
Yes. Supposition is a high-frequency GRE word, so it is worth prioritising as you build your vocabulary.

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