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overhead projector

Syllabification: o·ver·head pro·jec·tor

Definition of overhead projector in English:

noun

A device that projects an enlarged image of a transparency placed on it onto a wall or screen by means of an overhead mirror.
Example sentences
  • For many years, overhead projectors lit up transparencies, and slide projectors showed high-resolution 35 mm slides.
  • Some of the best ideas were then enlarged, transferred onto the wall with an overhead projector and painted in acrylic paint.
  • First, the student uses an overhead projector to project his or her image onto a large piece of stiff paper.

Definition of overhead projector in:

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