overhead projector

British  

noun

1. a projector that throws an enlarged image of a transparency onto a surface above and behind the person using it. Alterations and additions can be made to the material on the transparency while the projector is in use

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Example Sentences

Each section fills out the fuller picture as though Cregger is layering transparencies on top of an overhead projector.

From Los Angeles Times • Aug. 7, 2025

Growing up, she played in punk bands and went to art school, eventually combining her interests in live performances where she created animations on an overhead projector while sharing the stage with musicians like Feist.

From New York Times • Nov. 9, 2023

Jackson, a teacher at Rising Star Elementary School in Seattle’s South Beacon Hill neighborhood, wrote “pen” on the overhead projector.

From Seattle Times • Sep. 30, 2023

A stranger in a lab coat lectured at us using an overhead projector.

From Salon • Sep. 5, 2021

My instructor, Donald Defier, a gnomish balding man, paced at the front of the lecture hall and flipped on an overhead projector.

From "The Immortal Life of Henrietta Lacks" by Rebecca Skloot