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projector

[pruh-jek-ter] /prəˈdʒɛk tər/
noun
1.
an apparatus for throwing an image on a screen, as a motion-picture projector or magic lantern.
2.
a device for projecting a beam of light.
3.
a person who forms projects or plans; schemer.
Origin of projector
1590-1600
1590-1600; project + -or2
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for projector

projector

/prəˈdʒɛktə/
noun
1.
an optical instrument that projects an enlarged image of individual slides onto a screen or wall Full name slide projector
2.
an optical instrument in which a strip of film is wound past a lens at a fixed speed so that the frames can be viewed as a continuously moving sequence on a screen or wall Full name film projector, cine projector
3.
a device for projecting a light beam
4.
a person who devises projects
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for projector
n.

1590s, "one who forms a project," agent noun in Latin form from project (v.). In the optical, camera sense it is from 1884.

Online Etymology Dictionary, © 2010 Douglas Harper
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