When small opaque particles exist in the transparent media, they may cast their shadow on the retina so as to give rise to images which are projected outwards by the mind into space, and thus appear to exist outside of the body. Such phenomena are termed entoptic.
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Entoptic — Ent*op tic, a. [Ent + optic.] (Physiol.) Relating to objects situated within the eye; esp., relating to the perception of objects in one s own eye. [1913 Webster] … The Collaborative International Dictionary of English
entoptic — ENTÓPTIC, Ă adj. (despre senzaţii luminoase) provocat de stimuli din interiorul propriului ochi. (< fr. entoptique) Trimis de raduborza, 15.09.2007. Sursa: MDN … Dicționar Român
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
Entoptic phenomenon — This is a medical definition of entoptic phenomena. For an alternative use within archaeology please see Entoptic phenomena (archaeology) Entoptic phenomena are visual effects whose source is within the eye itself. (Occasionally, these are called … Wikipedia
entoptic hallucination — The term entoptic hallucination is indebted to the Greek words entos (inside) and opsis (seeing). It is used to denote a visual hallucination that is attributed primarily to intraocular pathology. The term entoptic hallucination is sometimes… … Dictionary of Hallucinations
Entoptic phenomena (archaeology) — For a medical definition please see Entoptic phenomenon In archaeology, the term entoptic phenomena relates to visual experiences derived from within the eye or brain (as opposed to externally, as in normal vision). In this respect they differ… … Wikipedia
entoptic form — see entoptic phenomenon … Dictionary of Hallucinations
entoptic image — see entoptic phenomenon … Dictionary of Hallucinations
entoptic imagery — see entoptic phenomenon … Dictionary of Hallucinations
entoptic — Within the eyeball. Often used to describe visual phenomena generated by mechanical or electrical stimulations of the retina. [ento + G. optikos, relating to vision] * * * ent·op·tic ( )ent äp tik adj lying or originating within the eyeball used… … Medical dictionary
