- nounan optical phenomenon that results in a false or deceptive visual impression• Hypernyms: ↑optical phenomenon
* * *noun, pl ⋯ -sions [count]: something that looks different from what it is : something that you seem to see but that is not really there
The closer building looks larger than the farther one, but it's just an optical illusion. The two buildings are actually the same size.
* * *ˌoptical ilˈlusion [optical illusion] nounsomething that tricks your eyes and makes you think that you can see sth that is not there, or makes you see sth as different from what it really is
Useful english dictionary. 2012.
Look at other dictionaries:
optical illusion — optical illusions N COUNT An optical illusion is something that tricks your eyes so that what you think you see is different from what is really there. Sloping walls on the bulk of the building create an optical illusion … English dictionary
optical illusion — n. an illusion resulting from certain visual effects that cause a viewer to misunderstand or misinterpret what he or she actually sees * * * … Universalium
optical illusion — n. an illusion resulting from certain visual effects that cause a viewer to misunderstand or misinterpret what he or she actually sees … English World dictionary
optical illusion — n visual perception of a real object in such a way as to misinterpret its actual nature … Medical dictionary
optical illusion — ► NOUN ▪ a thing that deceives the eye by appearing to be other than it is … English terms dictionary
Optical illusion — This article is about visual perception. For the Time Requiem album, see Optical Illusion (album). An optical illusion. The square A is exactly the same shade of gray as square B. See checker shadow illusion. An optical illusion (also called a… … Wikipedia
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
optical illusion — UK / US noun [countable] Word forms optical illusion : singular optical illusion plural optical illusions something that looks very different from what it really is, usually because of the way that it is drawn or lit … English dictionary
optical illusion — optinė apgaulė statusas T sritis fizika atitikmenys: angl. optical illusion vok. optische Täuschung, f rus. обман зрения, m; оптическая иллюзия, f pranc. illusion optique, f … Fizikos terminų žodynas
optical illusion — miražas statusas T sritis ekologija ir aplinkotyra apibrėžtis Optinis atmosferos reiškinys, kai prie horizonto matomas menamasis objekto vaizdas. Susidaro dėl perkaitusio oro tankio netolygumo ir šviesos spindulių, einančių nuo objekto, išlinkimo … Ekologijos terminų aiškinamasis žodynas