the very fabric of something
idiomPart offabric
the very fabric of something — idiom
1. The most essential and basic parts or structures of something, without which it
1.idiom
Definition
The most essential and basic parts or structures of something, without which it would no longer be what it is.
Example
Lies and dishonesty can destroy the very fabric of a friendship over time.
The invention of the internet changed the very fabric of how people share information.