a false belief or impression
Darwinism is the story of humanity's liberation from the delusion that its destiny is controlled by a power higher than itself — Phillip E Johnson
a mental state characterized by false beliefs about the self or others that persists despite the contrary evidence of fact and occurs in psychotic states
the act of deluding or the state of being deluded
delusional adj
[Middle English from Latin delusion-, delusio, from deludere: see delude]