wide-screen

[ wahyd-skreen ]
/ ˈwaɪdˈskrin /

adjective

of, noting, or pertaining to motion pictures projected on a screen having greater width than height, usually in a ratio of 1 to 2.5.

Origin of wide-screen

First recorded in 1950–55

British Dictionary definitions for widescreen

widescreen
/ (ˈwaɪdˌskriːn) /

adjective

of or relating to a form of film projection or television broadcasting in which the screen has much greater width than height