LEARNit Dictionary
overhead projector
noun
/ˌəʊvəhed prəˈdʒektə(r)/
UK
/ˌəʊvərhed prəˈdʒektər/
US
1
a piece of equipment that projects an image onto a wall or screen so that many people can see it
پروژکتور
compare
data projector
,
slide projector