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
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.
- (archaic) The throwing of materials into a crucible, hence the transmutation of metals.
- (archaic) The crisis or decisive point of any process, especially a culinary process.
- 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
Related terms
Translations
something which projects
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action of projecting, throwing or propelling something
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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
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photography: image cast by a translucent object
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geometry: image of an object on a surface of fewer dimensions
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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
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- The translations below need to be checked and inserted above into the appropriate translation tables. See instructions at Wiktionary:Entry layout § Translations.
Translations to be checked
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Further reading
- projection on Wikipedia.Wikipedia
French
Pronunciation
Audio: (file)
Noun
projection f (plural projections)
- projection
- screening (of a film)
Interlingua
Noun
projection (plural projectiones)
Categories:
- English terms derived from Middle French
- English terms derived from Latin
- English 3-syllable words
- English terms with IPA pronunciation
- Rhymes:English/ɛkʃən
- English lemmas
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- English uncountable nouns
- English countable nouns
- English terms with archaic senses
- en:Psychology
- en:Photography
- en:Cartography
- en:Geometry
- en:Linear algebra
- en:Mathematics
- en:Category theory
- French terms with audio links
- French lemmas
- French nouns
- French countable nouns
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- Interlingua lemmas
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