0 the quality of not being reasonable, wise, or practical, or of not following a plan or system that has been carefully thought about: --
He was apparently unaware of the illogicality of his statement.
There were so many illogicalities in his argument I could hardly follow it.
The legislation embodies numerous illogicalities and anomalies.
She took the court to task for the illogicality of its reasoning.
They refused to give in to anger created by illogicality and irresponsible journalism.