noun
Freq #12367
Meanings
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1
noun
a device that projects an enlarged image or beam of light onto a surface
The teacher connected her laptop to the classroom projector.
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2
noun
dated: a person who devises, proposes, or promotes a scheme or enterprise
Investors distrusted the bold projector and his promises of effortless profit.
Thesaurus
Etymology
From project + the agent or instrument suffix -or, with influence from Latin projector ("one who throws forward"). The older noun named a person who put forward a scheme; the modern device similarly throws or casts light and images onto a surface.