entoptic form
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entoptic phenomenon — Also known as entoptic imagery, entoptic image, and entoptic form. All four terms are indebted to the Greek words entos (inside) and opsis (seeing). Traditionally the expression entoptic phenomenon is used to denote any member of a group of… … Dictionary of Hallucinations
Psychedelic art — is art inspired by the psychedelic experience induced by drugs such as gymnastics take place in the world the art is LSD, mescaline, and psilocybin. The word psychedelic (coined by British psychologist Humphrey Osmond) means mind manifesting . By … Wikipedia
Surrealist techniques — Surrealism Surrealist Manifesto Surrealist cinema Surrealist music Surrealist techniques Surrealism in art, poetry, and literature uses numerous techniques and games to provide inspiration. Many of these are said to free imagination by producing… … Wikipedia
Visual snow — is a transitory or persisting visual symptom where people see snow or television like static in parts or the whole of their visual fields, especially against dark backgrounds. It is much like camera noise in low light conditions. The severity or… … Wikipedia
Closed-eye hallucination — Closed eye hallucinations and closed eye visualizations (CEV) are a distinct class of hallucination. These types of hallucinations generally only occur when one s eyes are closed or when one is in a darkened room. They are a form of phosphene.… … Wikipedia
Floater — For other uses, see Floater (disambiguation). Floater Classification and external resources Simulated image of floaters against a blue sky ICD 10 H … Wikipedia
Bibliography — As the scope of the dictionary entries and extent of this bibliography make clear, there is a huge range of literature on shamans, from introductory works, general discussions on such topics as definition, and culture specific ethnographic… … Historical dictionary of shamanism
Optical phenomenon — An optical phenomenon is any observable event that results from the interaction of light and matter. See also list of optical topics and optics. A mirage is an example of an optical phenomenon. Common optical phenomena are often due to the… … Wikipedia
Phosphene — is also a common alternative spelling of Phosphine, PH3, a toxic and explosive gas. rightA phosphene is an entoptic phenomenon characterized by the experience of seeing light without light actually entering the eye. The word phosphene comes from… … Wikipedia
Neuropsychological Model — David Lewis Williams and Thomas Dowson’s neuropsychological model, set out in their Current Anthropology article “The Signs of All Times: Entoptic Phenomena in Upper Paleolithic Art” (1988), proposes three loosely defined and fluid stages in… … Historical dictionary of shamanism
