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

The company’s new line of ultra-short-throw (UST) projectors, the Aetherion Series, aims to deliver a crystal-clear image without sacrifice. —Bryan Hood, Robb Report, 24 Apr. 2026

The complaint also accused Johnson of using village resources — including its microphone, projector, A-V system and village YouTube account — to do so. —Claire Murphy, Chicago Tribune, 24 Apr. 2026

Check out our other guides to the best telescopes, binoculars, cameras, star projectors, drones, lego and much more. —Paul Brett, Space.com, 23 Apr. 2026

Other projectors in the kitchen display information such as the meal's calories and a calendar notification for a dinner party. —James Peckham, PC Magazine, 20 Apr. 2026

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