The definition of fabrication is something that is false or not real.
The burglar’s made-up reason for stealing is an example of a fabrication.
A fabricating or being fabricated; construction; manufacture.
A fabricated thing; esp., a falsehood, false excuse, etc.
The fabrication of a bridge, a church, or a government.
(countable) That which is fabricated; a falsehood.
The story is doubtless a fabrication.
Origin of fabrication
From Middle French fabrication, from Latin fabricatio