pro·​jec·​tor | \ prə-ˈjek-tər \

Definition of projector

1 : one that plans a project specifically : promoter
2 : one that projects: such as
a : a device for projecting a beam of light
b : an optical instrument for projecting an image upon a surface
c : a machine for projecting motion pictures on a screen
3 : an imagined line from an object to a surface along which projection takes place

Examples of projector in a Sentence

Recent Examples on the Web

The screens and projectors in movie theaters were equipped to show it. Eleanor Hildebrandt, Popular Mechanics, "The True Story of the Lost Sci-Fi Movie "Brainstorm," Natalie Wood’s Last Film," 21 Dec. 2018 The idea isn’t entirely new — companies like Motorola sell smartphones that can connect to projector accessories, but those are often expensive. Lisa Eadicicco, Time, "This Android Phone With a Built-In Projector Is Perfect For Movie Lovers," 10 Jan. 2018 There, on the room’s far wall, a projector flickered to life with plays from Joe Burrow’s days as an Ohio State quarterback. Ross Dellenger,, "How Ed Orgeron and LSU Landed "Game-Changer" QB Transfer Joe Burrow," 29 May 2018 The new TeleHuman 2 system uses a special reflective screen and an exterior hoop of more than 40 projectors to achieve a 3-D effect from any angle. NBC News, "Futuristic 'hologram' tech promises ultra-realistic human telepresence," 4 May 2018 Also, interpretive rangers will be on hand to show families how to make projectors. Darla Carter, The Courier-Journal, "10 Louisville spots offering free eclipse glasses on Monday," 16 Aug. 2017 All of this runs on a number of workstations, including three fitted with current high-end gaming graphics cards to run the three projectors. Jonathan M. Gitlin, Ars Technica, "This isn’t a game: We try out a professional driver-in-the-loop simulator," 9 Aug. 2018 Peterson has programmed the projector to color it the light ocher of a beach. Kevin Dupzyk, Popular Mechanics, "Unseen Oceans: How the American Museum of Natural History Builds a New Exhibit," 21 June 2018 The first laser projector arrived at the theater last week. Alexandra Zavis,, "Saudi Arabia's first new cinema in decades holds its grand opening with a screening of 'Black Panther'," 19 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'projector.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of projector

1596, in the meaning defined at sense 1

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Statistics for projector

Last Updated

21 Jan 2019

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Time Traveler for projector

The first known use of projector was in 1596

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More Definitions for projector



English Language Learners Definition of projector

: a machine that projects a movie or picture onto a screen


pro·​jec·​tor | \ prə-ˈjek-tər \

Kids Definition of projector

: a machine for producing images on a screen

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More from Merriam-Webster on projector

Rhyming Dictionary: Words that rhyme with projector

Spanish Central: Translation of projector

Nglish: Translation of projector for Spanish Speakers Encyclopedia article about projector

Comments on projector

What made you want to look up projector? Please tell us where you read or heard it (including the quote, if possible).


a complex dispute or argument

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