Retroproyector in english
Overhead projector
pronunciation: oʊvɜrhedprədʒektɜr part of speech: noun
pronunciation: oʊvɜrhedprədʒektɜr part of speech: noun
In gestures
retroproyector = overhead projector.
Example: A transparency is a sheet of transparent material bearing an image and designed for use with an overhead projector or a light box.