Look up: projection

1. projection
   (theory) In domain theory, a function, f, which is (a) idempotent, i.e. f(f(x))=f(x) and (b) whose result is no more defined than its argument. E.g. F(x)=bottom or F(x)=x. In reduction systems, a function which returns some component of its argument. E.g. head, tail, \ (x,y) . x. In a graph ...
   Found on http://foldoc.org/projection
   
   
2. Projection
   [mathematics] Generally speaking, in mathematics, a projection is a mapping of a set (or of a mathematical structure) which is idempotent, which means that a projection is equal to its composition with itself. A projection may also refer to a mapping which has a left inverse. Both notions ar...
   Found on http://en.wikipedia.org/wiki/Projection_
   
   
3. Projection
   [relational algebra] In practical terms, it can be roughly thought of as picking a sub-set of all available columns. For example, if the attributes are (name, age), then projection of the relation {(Alice, 5), (Bob, 8)} onto attribute list (age) yields {5,8} – we have discarded the names, ...
   Found on http://en.wikipedia.org/wiki/Projection_
   
   
4. Projection
   [alchemy] Projection was the ultimate goal of Western alchemy. Once the Philosopher`s stone or powder of projection had been created, the process of projection would be used to transmute a lesser substance into a higher form, often lead into gold. Typically, the process is described as casti...
   Found on http://en.wikipedia.org/wiki/Projection_
   
   
5. Projection
   The psychological mechanism of subconsciously crediting (or discrediting) another person with qualities or shortcomings which are in fact elements of one's own psyche, so that one can confront them while avoiding the truth that one is really confronting oneself.
   Found on http://www.encyclo.co.uk/visitor-contrib
   
   
6. projection
   [n] - any solid convex shape that juts out from something 2. [n] - (psychiatry) a defense mechanism by which your own traits and emotions are attributed to someone else 3. [n] - the projection of an image from a film onto a screen 4. [n] - a prediction made by extrapolating from p...
   Found on http://www.webdictionary.co.uk/definitio
   
   
7. Projection
   The process by which a twodimensional texture map is applied over the surface of a threedimensional object, as if it were an image projected from a slide projector. There are several common projection types, including Planar, Cubic, Spherical and Cylindrical. Which one is most appropriate depends on...
   Found on http://www.computerarts.co.uk/downloads/
   
   
8. Projection
   Drawing of building or component (e.g. 3rd angle projection isometric projection)
   Found on http://www.corusconstruction.com/en/desi
   
   
9. Projection
   Geographically, a method whereby the outlines of features on the surface of the world may be represented on a map. As the world is spherical whereas the map is flat, the outlines on maps are only approximations to the true outlines on the world itself. Well-known projections include Mercator's, Cassini's Gnomonic, and Gauss Conformal.
   Found on http://www.aeroplanemonthly.com/glossary
   
   
10. projection
    metallic coating by spraying the molten coating metal on the product to be coated,(e.g:Shoop process) Category: Iron and steel industries • relational algebra:relational operator.The projection of relation R on attributes X,Y,...is the set off all tuples(x,y,...)such that a tuple t appea...
    Found on http://www.mijnwoordenboek.nl/definition
    
    
11. Projection
    In roofing, any object or equipment which pierces the roof membrane.
    Found on http://www.rookinspections.com/glossary/
    
    
12. Projection
    Pro·jec'tion noun [ Latin projectio : confer French projection .] 1. The act of throwing or shooting forward. 2. A jutting out; also, a part jutting out, as of a building; an extension beyond something else. 3. T...
    Found on http://www.encyclo.co.uk/webster/P/171
    
    
13. projection
    1. The act of throwing or shooting forward. ... 2. A jutting out; also, a part jutting out, as of a building; an extension beyond something else. ... 3. The act of scheming or planning; also, that which is planned; contrivance; design; plan. ... 4. The representation of something; delineation; plan;...
    Found on http://www.mondofacto.com/facts/dictiona
    
    
14. projection
    noun any structure that branches out from a central support
    Found on http://wordnetweb.princeton.edu/perl/web
    
    
15. projection
    noun the projection of an image from a film onto a screen
    Found on http://wordnetweb.princeton.edu/perl/web
    
    
16. projection
    acoustic projection noun the acoustic phenomenon that gives sound a penetrating quality; `our ukuleles have been designed to have superior sound and projection`; `a prime ingredient of public speaking is projection of the voice`
    Found on http://wordnetweb.princeton.edu/perl/web
    
    
17. projection
    noun (psychiatry) a defense mechanism by which your own traits and emotions are attributed to someone else
    Found on http://wordnetweb.princeton.edu/perl/web
    
    
18. projection
    noun any solid convex shape that juts out from something
    Found on http://wordnetweb.princeton.edu/perl/web
    
    
19. projection
    a method of representing the earth's three-dimensional surface as a flat two-dimensionalsurface
    Found on http://www.encyclo.co.uk/visitor-contrib
    
    
20. projection
    (pro-jek´shәn) a throwing forward, especially the reference of impressions made on the sense organs to their proper source, so as to locate correctly the objects producing them. a connection between the cerebral cortex and other parts of the nervous system or organs of special sense. th...
    Found on http://www.encyclo.co.uk/local/21001
    
    
21. Projection
    • (n.) The act of scheming or planning; also, that which is planned; contrivance; design; plan. • (n.) A jutting out; also, a part jutting out, as of a building; an extension beyond something else. • (n.) The act of throwing or shooting forward. • (n.) Any method of representing ...
    Found on http://thinkexist.com/dictionary/meaning
    
    
22. projection
    (from the article `motion-picture technology`) Projectors. The projector is the piece of motion-picture equipment that has changed the least. Manufacturers produce models virtually identical to ... The LCDs used in projection systems are typically small reflective or transmissive panels illuminated by a powerful arc lamp source. A serie...
    Found on http://www.britannica.com/eb/a-z/p/119
    
    
23. projection
    (from the article `defense mechanism`) 3. Projection is a form of defense in which unwanted feelings are displaced onto another person, where they then appear as a threat from the external ... ...blocking out of consciousness some of the ideas associated with the expression of those drives. Other methods of defense include repression, a...
    Found on http://www.britannica.com/eb/a-z/p/119
    
    
24. projection
    in cartography, systematic representation on a flat surface of features of a curved surface, as that of the Earth. Such a representation presents an ... [2 related articles]
    Found on http://www.britannica.com/eb/a-z/p/119
    
    
25. projection
    in geometry, a correspondence between the points of a figure and a surface (or line). In plane projections, a series of points on one plane may be ... [1 related articles]
    Found on http://www.britannica.com/eb/a-z/p/119