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projection
(redirected from projectionist)

   Also found in: Dictionary/thesaurus, Medical, Financial, Wikipedia, Hutchinson 0.04 sec.
projection, in psychology: see defense mechanism defense mechanism, in psychoanalysis, any of a variety of unconscious personality reactions which the ego uses to protect the conscious mind from threatening feelings and perceptions.
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See rear-projection TV, front-projection TV and LCD panel.


(theory)projection - 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 reduction system the function can just return a pointer to part of its argument and does not need to build any new graph.

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Then projectionists balked at having to show so many films in short order, so Freestyle had to hire extra projectionists at its expense.
EYMI will send a projectionist and make a presentation at your school for free
Longtime motion picture and television studio projectionist James ``Rod'' Hatch died after a lengthy illness June 25 at his home in Burbank.
 
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