V2 Vocabulary Building Dictionary



Definition: 1. something that is accepted or assumed to be true without proof; 2. the act of assuming or supposing something

Synonyms: assumption, presumption, theory, hypothesis, guess, conjecture, belief

Antonyms: certainty

Tips: The noun supposition is related the verb suppose. When you suppose (guess, assume) something, you are forming a supposition. Use supposition to refer to something that you suppose will happen or is true, but is not proven; e.g. "I invested in the company on the supposition (assumptions, supposed belief) that they have a great product that will earn significant revenue."

Usage Examples:

His statements to the press were based completely on supposition. (conjecture, assumption)

His supposition that I was married seemed odd, since I don't wear a ring on my finger. (assumption, belief)

You can't make that supposition without having all the facts. (assumption, guess)

Your supposition is completely false, and you don't have any evidence to prove otherwise. (theory, conjecture)

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