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Showing results for common knowledge. Search instead for constant knowledge.
Definitions

common knowledge

ADJECTIVE
current
Synonyms
STRONGEST
modern ongoing present prevailing
STRONG
fad general in instant mod now ruling swinging
WEAK
accepted accustomed afoot circulating customary cutting-edge doing existent extant fashionable going around hot in circulation in progress in the mainstream in the news in use in vogue leading-edge on the front burner popular present-day prevalent rampant regnant rife state-of-the-art topical trendy up-to-date widespread
Antonyms
WEAK
antiquated old old-fashioned past uncommon uncontemporary
NOUN
open secret
Synonyms
WEAK
no secret public knowledge

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.

Many of the allegations that resurfaced this week were common knowledge , which has left some wondering why ABC chose to risk casting Paul.

From BBC • Mar. 21, 2026

“It’s another piece of the puzzle that tells you the AI theme is common knowledge and thus it’s hard to understand how there could be alpha remaining in something like long Nvidia.”

From MarketWatch • Dec. 11, 2025

As it turned out, the beehive ban was not common knowledge, even to the beekeepers association, said its president, Cheryl Koeller, in an email.

From Los Angeles Times • Nov. 6, 2025

If it’s common knowledge that horizontal stripes aren’t flattering for a person’s figure, why are they everywhere?

From Slate • Jun. 3, 2025

“He and Professor Trelawney are dividing classes between them this year,” said Professor McGonagall, a hint of disapproval in her voice; it was common knowledge that she despised the subject of Divination.

From "Harry Potter and the Half-Blood Prince" by J.K. Rowling