projection
English
Etymology
From either the Middle French projection or its etymon, the Classical Latin prōiectiō (stem: prōiectiōn-), from prōiciō. Compare the Modern French projection, the German Projektion, and the Italian proiezione.
Pronunciation
- IPA(key): /pɹəˈdʒɛkʃən/
- Rhymes: -ɛkʃən
Noun
projection (countable and uncountable, plural projections)
- Something which projects, protrudes, juts out, sticks out, or stands out.
- The face of the cliff had many projections that were big enough for birds to nest on.
- The action of projecting or throwing or propelling something.
- The display of an image by devices such as movie projector, video projector, overhead projector or slide projector.
- A forecast or prognosis obtained by extrapolation
- (psychology) A belief or assumption that others have similar thoughts and experiences as oneself
- (photography) The image that a translucent object casts onto another object.
- (cartography) Any of several systems of intersecting lines that allow the curved surface of the earth to be represented on a flat surface. The set of mathematics used to calculate coordinate positions.
- (geometry) An image of an object on a surface of fewer dimensions.
- (linear algebra) An idempotent linear transformation which maps vectors from a vector space onto a subspace.
- (mathematics) A transformation which extracts a fragment of a mathematical object.
- (category theory) A morphism from a categorical product to one of its (two) components.
Synonyms
- (something which sticks out): protuberance
Derived terms
Terms derived from projection
- 3D projection
- astral projection
- axonometric projection
- Bottomley projection
- dimetric projection
- graphical projection
- Haworth projection
- oblique projection
- orthographic projection
- parallel projection
- perspective projection
- projective
- isometric projection
- trimetric projection
Related terms
Translations
something which projects
action of projecting, throwing or propelling something
display of an image by a projector
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forecast or prognosis obtained by extrapolation
psychology: belief that others have similar thoughts and experiences as oneself
photography: image cast by a translucent object
geometry: image of an object on a surface of fewer dimensions
mathematics: transformation extracting a fragment of an object
cartography: system of representing surface of the earth on a flat surface
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linear algebra: idempotent linear transformation from a vector space onto a subspace
- The translations below need to be checked and inserted above into the appropriate translation tables, removing any numbers. Numbers do not necessarily match those in definitions. See instructions at Wiktionary:Entry layout#Translations.
Translations to be checked
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French
Pronunciation
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Interlingua
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