projection

1 a prediction made by extrapolating from past observations

2 the projection of an image from a film onto a screen

3 a planned undertaking [syn: project]

4 any structure that branches out from a central support

5 any solid convex shape that juts out from something

6 (psychiatry) a defense mechanism by which your own traits and emotions are attributed to someone else

7 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" [syn: acoustic projection, sound projection]

8 the representation of a figure or solid on a plane as it would look from a particular direction

9 the act of projecting out from something [syn: protrusion, jut, jutting]

10 the act of expelling or projecting or ejecting [syn: expulsion, ejection, forcing out]

English

Noun

1. Something which projects, protrudes, juts out, sticks out, or stands out.

   The face of the cliff had many projections which are big enough for birds to nest on.

2. The display of an image by devices such as movie projector, video projector, overhead projector or slide projector.
3. a forecast or prognosis obtained by extrapolation
4. an assumption that others have similar thoughts as oneself
5. the image that a translucent object casts onto another object
6. something like a shadow, that an object casts onto another object.
7. transformations of one thing into something else, e.g. applications of functions.

Synonyms

• (something which sticks out): protuberance

Derived terms

• project
• 3D projection
• axonometric projection
• dimetric projection
• graphical projection
• oblique projection
• orthographic projection
• parallel projection
• perspective projection
• isometric projection
• trimetric projection

Translations

Projection can be any of:

• The display of an image by devices such as:
  • Movie projector
  • Video projector
  • Overhead projector
  • Slide projector

• Map projection, reduces our three-dimensional planet to a flat map (Geography)
• Graphical projection, the production of a two-dimensional image of a higher-dimensional object
  • Orthographic projection, including:
    • Plan, or floor plan view
    • Elevation, usually a 'head-on' view of an exterior
    • Section, a cutaway view of the interior
    • Axonometric projection, including:
      • Isometric projection
      • Dimetric projection
      • Trimetric projection
  • Oblique projection, and
  • Perspective projection

anchor chemistry

• In chemistry, any one of:
  • Fischer projection
  • Haworth projection
  • Newman projection

• Projection (mathematics), any of several different types of functions, mappings, operations, or transformations
  • 3D projection
  • Projection (relational algebra)
  • Projection (linear algebra)
  • Vector projection
  • Projective redirects here. Projective geometry is a non-Euclidean geometry that involves projective spaces. In another direction, projective modules and projective objects generalize free modules
• Projections (Voyager episode), an episode of the television series Star Trek: Voyager
• Power projection, the capacity of a state to implement policy by means of force, or the threat thereof, in an area distant from its own territory
• Psychological projection, or "Freudian projection", a defense mechanism in which one attributes to others, one’s own unacceptable or unwanted thoughts or emotions
• a forecasting of future developments based on current statistics and trends

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