common knowledge

Fetched 2026-10-26 (cache).

Datamuse reports no synonyms or antonyms for this word.

Noun

1. That which is known by most people, and thus cannot reasonably be contested.
2. {{lb|en|logic|game theory}} A special kind of [[knowledge]] for a [[group]] of [[agents]], such that when all the agents in a group ''G'' know ''p'', they all know that they know ''p'', they all know that they all know that they know ''p'', and so on [[ad infinitum]].

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.