hallucinosis

noun

hal·​lu·​ci·​no·​sis hə-ˌlü-sə-ˈnō-səs How to pronounce hallucinosis (audio)
: a pathological mental state characterized by hallucinations

Examples of hallucinosis in a Sentence

Recent Examples on the Web
These examples are automatically compiled from online sources to illustrate current usage. Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Boes was working with a patient who had a rare disorder called peduncular hallucinosis, in which damage to the thalamus, a structure at the center of the brain, causes visual hallucinations. Grace Huckins, Wired, 17 Aug. 2020

Word History

Etymology

New Latin

First Known Use

1905, in the meaning defined above

Time Traveler
The first known use of hallucinosis was in 1905

Dictionary Entries Near hallucinosis

Cite this Entry

“Hallucinosis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hallucinosis. Accessed 5 Nov. 2024.

Medical Definition

hallucinosis

noun
hal·​lu·​ci·​no·​sis hə-ˌlüs-ᵊn-ˈō-səs How to pronounce hallucinosis (audio)
plural hallucinoses -ˌsēz How to pronounce hallucinosis (audio)
: a pathological mental state characterized by hallucinations

More from Merriam-Webster on hallucinosis

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!