projector

noun

pro·​jec·​tor prə-ˈjek-tər 

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 movies 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

Check out our other guides to the best telescopes, binoculars, cameras, star projectors, drones, lego and much more. —Harry Bennett, Space.com, 24 Oct. 2025

Against one wall of the new restaurant their party had set up a projector. —David Wingrave, Harpers Magazine, 24 Oct. 2025

The projector also supports wireless mirroring using MirrorCast for Android devices and AirPlay for iOS. —PC Magazine, 20 Oct. 2025

The setup is also reported to be outdoor-ready thanks to IP33 weather protection for the projector tower and IP54 for the speakers. —New Atlas, 18 Oct. 2025

Word History

First Known Use

1596, in the meaning defined at sense 1

Phrases Containing projector

• opaque projector
• overhead projector

Rhymes for projector

• bisector
• collector
• connector
• corrector
• defector
• deflector
• detector
• director
• dissector
• effector
• ejector
• elector

Kids Definition

projector

noun

pro·​jec·​tor prə-ˈjek-tər 

: a machine for projecting an image or pictures upon a surface

a motion-picture projector

a slide projector