assumptions

NOUN

taking something for granted; something expected

Synonyms

STRONGEST

acceptance belief expectation guess hunch hypothesis inference premise presumption supposition suspicion theory

STRONG

conjecture fancy posit postulate postulation presupposition shot stab supposal surmise theorization

WEAK

accepting assuming shot in the dark sneaking suspicion

Antonyms

STRONGEST

disbelief fact knowledge measurement proof reality truth

WEAK

doubt genuineness naturalness realness unexpected

NOUN

assuming possession, power

Synonyms

STRONGEST

acceptance

STRONG

acquisition adoption appropriation arrogation embracing grab seizure takeover taking undertaking usurpation

WEAK

accepting assuming shouldering taking on taking up

Antonyms

STRONG

rejection

WEAK

doubt genuineness naturalness reality realness unexpected

NOUN

arrogance

Synonyms

STRONGEST

presumption

STRONG

brass chutzpah cockiness conceit imperiousness insolence nerve pride sass self-importance

Antonyms

STRONG

humility modesty shyness timidity

WEAK

doubt genuineness naturalness reality realness unexpected

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The team also applied newly developed analytical methods designed specifically for human tissue, reducing reliance on assumptions based on animal studies.

From Science Daily • Jul. 3, 2026

For this example, we’ll make a few assumptions.

From MarketWatch • Jul. 3, 2026

Hence, the brokerage cuts its 2027 and 2028 Brent oil assumptions to $70 per barrel and $65 a barrel, respectively, from $75 per barrel each year.

From The Wall Street Journal • Jul. 1, 2026

Still, Kotowski and Coffey think it might be time to go the other way, saying there’s at least some fear over the market’s greed-based assumptions.

From Barron's • Jun. 30, 2026

Mathematics can help determine the consequences of our assumptions and values, but we, not some mathematical divinity, are the origin of these assumptions and values.

From "Innumeracy: Mathematical Illiteracy and Its Consequences" by John Allen Paulos