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Synonyms

common knowledge

British  

noun

  1. something widely or generally known

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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

“It was common knowledge he was down at Jones Street,” home to the legislature’s offices.

From Salon • Oct. 31, 2025

Because common knowledge about pelvic health is low, with many patients feeling uncomfortable openly discussing this area of the body, the gravity of pelvic issues often goes overlooked.

From Slate • Oct. 6, 2025

It was the printing press that established a common knowledge base against which these discoveries could be measured.

From "The Invention of Science" by David Wootton