Definitions

1. adjective

lacking in reality or substance; not based on fact.

“The politician’s illusional promises of a utopian future disappointed many voters.”

2. noun

the state or quality of being illusional.

“The artist’s skill created an atmosphere of illusion, but her work also had an illusional quality to it.”

3. adverb

in a way that is illusional or lacking in reality.

“She lived an illusional life, pretending to be someone she was not.”