n. 25B6; noun DELUSION, illusion, figment of the imagination, vision, apparition, mirage, chimera, fantasy; ( hallucinations ) delirium, phantasmagoria; informal trip, pink elephants.
HALLUCINATION
Meaning of HALLUCINATION in English
Concise Oxford thesaurus English vocabulary. Краткий оксфордский словарь английского языка тезаурус. 2012