folklore
In real, traceable use. Part of the curated seed collection; community review is coming.
Meaning · English
The collective of proofs or techniques which are widely known among mathematicians, but have never been formally published.
Register: slang
Where it’s used:
Used
American English
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).
Common questions
What does “folklore” mean?
The collective of proofs or techniques which are widely known among mathematicians, but have never been formally published.
Is “folklore” formal or informal?
folklore is generally slang.