- ambiguous illusion
- Also known as ambiguous figure, ambiguity, reversible figure, and bistable figure. All five terms refer to a " cognitive illusion elicited by images or objects that are capable of bringing about a perceptual 'switch' between the alternative interpretations of a given percept, rendering one meaningful configuration now, and then another Some well-known examples of illusions classified as ambiguous ones are shadows, hazes, apparent motion, the "Necker cube, "Jastrow's duck-rabbit, and "Rubin's figure. The term ambiguous illusion tends to be used in opposition to the terms "distortion illusion, "paradox illusion, and "fiction illusion.ReferencesGregory, R.L. (1991). Putting illusions in their place. Perception, 20, 1-4.Ninio, J. (2001). The science of illusions.Trans-lated by Philip, F. Ithaca, NY: Cornell University Press.
Dictionary of Hallucinations. J.D. Blom. 2010.
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ambiguous figure — see ambiguous illusion … Dictionary of Hallucinations
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illusion — illusioned, adj. /i looh zheuhn/, n. 1. something that deceives by producing a false or misleading impression of reality. 2. the state or condition of being deceived; misapprehension. 3. an instance of being deceived. 4. Psychol. a perception, as … Universalium
illusion — Formerly known as illusio, fallacia, and idolum. The term illusion comes from the Latin verb illudere, which means to mock, to delude, to tempt. It is unknown when and by whom the term was introduced, but it has been in use since ancient times … Dictionary of Hallucinations
optical illusion — The term optical illusion is used in a narrow and a broad sense. In the narrow sense, it denotes an illusion attributable to the optics of the eye. In the broad sense, it is used as an equivalent of the term visual illusion, denoting any… … Dictionary of Hallucinations
distortion illusion — Also known as distortion. Both terms are indebted to the Latin adjective distortus,which means twisted. They are used to denote a type of * visual illusion characterized by changes in the perceived size, length or curvature of a given object.… … Dictionary of Hallucinations
paradox illusion — Also known as paradox. Both terms are indebted to the Greek words para (beside, near, resembling, accessory to, beyond, apart from, abnormal) and doxa (opinion, expectation). They refer to a * visual illusion mediated by objects or images that … Dictionary of Hallucinations
fiction illusion — Also known as fiction. Both terms refer to a type of * visual illusion characterized by the absence of a tangible substratum in the extracorporeal world. Some examples of fiction illusions are the * rainbow, * Buddha s halo, the *Ulloa circle … Dictionary of Hallucinations
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