An overhead projector is a machine that has a light inside it and can be used to make the writing or pictures on a sheet of plastic appear on a screen or wall. The abbreviation OHP is also used.
overhead projector in British English
noun
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
overhead projector in American English
US
a projector having a flat, transparent top on which a sheetlike transparency is placed, and an overhead mirror that reflects the image on the transparency to a screen
Examples of 'overhead projector' in a sentence
overhead projector
Rooney was standing beside an overhead projector, pointing out seemingly meaningless graphs.
Jenny Colgan LOOKING FOR ANDREW MCCARTHY (2002)
I strode past the bar of the court and slipped my paper under the overhead projector before Eve had time to react.
Lisa Scottoline LEGAL TENDER (2002)
In other languages
overhead projector
British English: overhead projector /ˈəʊvəˌhɛd prəˈdʒɛktə/ NOUN
An overhead projector is a machine that has a light inside it and makes the writing or pictures on a sheet of plastic appear on a screen or wall. The abbreviation `OHP' is also used.