projection
English
editEtymology
editFrom either the Middle French projection or its etymon, the Classical Latin prōiectiō (stem: prōiectiōn-), from prōiciō, equivalent to project + -ion. Compare the Modern French projection, the German Projektion, and the Italian proiezione.
Pronunciation
edit- IPA(key): /pɹəˈd͡ʒɛkʃən/
Audio (Southern England): (file) - Rhymes: -ɛkʃən
Noun
editprojection (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 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 to one's own, including making accusations that would more fittingly apply to the accuser.
- 1937, John W. Vann, “To What Extent Is Reality Adjustment Concerned In The Selection Of The Flying Trainee?”, in United States Naval Medical Bulletin, volume 35, page 437:
- Projection is another mechanism of defense and is one that is utilized almost universally to explain one's minor mistakes, and in many cases the minor failures as well. By projection we place the blame for our acts upon others....
- 1980 May, Judith Plaskow, “Blaming Jews for Inventing Patriarchy”, in Lilith Magazine, volume 7:
- The morality of patriarchy, Mary Daly argues, is charactrized by "a failure to lay claim to that part of the psyche that is then projected onto 'the Other.'"
- (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.
- (grammar) The preservation of the properties of lexical items while generating the phrase structure of a sentence. See Projection principle.
- (alchemy, obsolete) A supposed mechanism for the transmutation of large quantities of base metals.
- 1666, Robert Boyle, The Origine of Formes and Qualities […], page 365:
- I speak not here of Projection, whereby one part of an Aurifick Powder is said to turn I know not how many 100 or 1000 parts of an ignobler metal into silver or gold […]
- 1689, Johann Rudolf Glauber, translated by Christopher Packe, The Works of the Highly Experienced and Famous Chymist, John Rudolph Glauber […], page 216:
- But yet I would that every one should understand me aright, and not count me so simple, as if I did liken or compare my Aurum Potabile with that great Stone of the Philosophers, which transmutes vast quantities of imperfect metals into most pure Gold by projection […]
- 1888, Arthur Edward Waite, Lives of Alchemystical Philosophers […], page 167:
- [Helmont] says, on another occasion, that an adept, after a few days of acquaintance, presented him with half a grain of the powder of projection, with which he transmuted nine ounces of quicksilver into pure gold.
Synonyms
edit- (something which sticks out): protuberance
Derived terms
editCompound words
Expressions: eponymous
Expressions: other
- 3D projection
- astral projection
- axonometric projection
- back projection
- calligraphic projection
- cordiform projection
- dimetric projection
- first-angle projection
- gnomonic projection
- graphical projection
- isometric projection
- map projection
- oblique projection
- orthographic projection
- parallel projection
- perspective projection
- projection matrix
- rear projection
- stereographic projection
- third-angle projection
- trimetric projection
Related terms
editTranslations
editsomething which projects
|
action of projecting, throwing or propelling something
display of an image by a projector
|
forecast or prognosis obtained by extrapolation
|
psychology: belief that others have similar thoughts and experiences as oneself
|
photography: image cast by a translucent object
|
cartography: system of representing surface of the earth on a flat surface
|
geometry: image of an object on a surface of fewer dimensions
|
linear algebra: idempotent linear transformation from a vector space onto a subspace
mathematics: transformation extracting a fragment of an object
Further reading
edit- projection on Wikipedia.Wikipedia
French
editPronunciation
editNoun
editprojection f (plural projections)
- (linear algebra, cartography, mathematics, psychology) projection
- (film) a screening or viewing (of a film)
Further reading
edit- “projection”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.
Interlingua
editNoun
editprojection (plural projectiones)
Categories:
- English terms derived from Proto-Indo-European
- English terms derived from the Proto-Indo-European root *pro-
- English terms derived from the Proto-Indo-European root *(H)yeh₁-
- English terms borrowed from Middle French
- English terms derived from Middle French
- English terms borrowed from Latin
- English terms derived from Latin
- English terms suffixed with -ion
- English 3-syllable words
- English terms with IPA pronunciation
- English terms with audio links
- Rhymes:English/ɛkʃən
- Rhymes:English/ɛkʃən/3 syllables
- English lemmas
- English nouns
- English uncountable nouns
- English countable nouns
- English terms with usage examples
- English terms with archaic senses
- en:Psychology
- English terms with quotations
- en:Photography
- en:Cartography
- en:Geometry
- en:Linear algebra
- en:Mathematics
- en:Category theory
- en:Grammar
- en:Alchemy
- English terms with obsolete senses
- en:Non-Euclidean geometry
- French 3-syllable words
- French terms with IPA pronunciation
- French terms with audio links
- French lemmas
- French nouns
- French countable nouns
- French feminine nouns
- fr:Linear algebra
- fr:Cartography
- fr:Mathematics
- fr:Psychology
- fr:Film
- Interlingua lemmas
- Interlingua nouns