Dictionary

overhead projector

noun

: a device that shows information or pictures on a wall or screen by shining a light through a sheet with the information or pictures on it

Full Definition of OVERHEAD PROJECTOR

:  a projector for projecting onto a vertical screen magnified images of graphic material on a horizontal transparency illuminated from below —called also overhead

First Known Use of OVERHEAD PROJECTOR

1951

Browse

Next Word in the Dictionary: overhead railwayPrevious Word in the Dictionary: overhead manAll Words Near: overhead projector
July 06, 2015
categorical Hear it
absolute or relating to a category
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears