projection

== English == === Etymology === From 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 === IPA(key): /pɹəˈd͡ʒɛkʃən/ Rhymes: -ɛkʃən === Noun === projection (countable and uncountable, plural projections) Something which projects, protrudes, juts out, sticks out, or stands out. Synonym: protuberance 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. (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. (perfumery) The distance the scent of a perfume radiates off the skin. ==== Derived terms ==== ==== Related terms ==== ==== Translations ==== === Further reading === projection on Wikipedia.Wikipedia == French == === Etymology === Learned borrowing from Latin prōiectiō. === Pronunciation === IPA(key): /pʁɔ.ʒɛk.sjɔ̃/ === Noun === projection f (plural projections) (psychology) projection (cartography) projection (linear algebra, mathematics) projection (film) screening or viewing of a film ==== Related terms ==== projeter === Further reading === “projection”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012 == Interlingua == === Noun === projection (plural projectiones) projection