Meaning of “screen” - Learner’s Dictionary

screen

noun uk us /skriːn/
COMPUTER/TV [ C ]

A2 the part of a television or computer that shows images or writing:

I spend most of my day working in front of a computer screen.
on screen

A2 using a computer:

Do you work on screen?
FILM SURFACE [ C ]

A2 a large, flat surface where a film or an image is shown

CINEMA [ U, no plural ]

cinema films:

an actor of stage and screen (= theatre and films)
She first appeared on screen in 1965.
NET [ C ]

a wire net that covers a window or door and is used to stop insects coming in

SEPARATE [ C ]

a vertical structure that is used to separate one area from another

(Definition of “screen noun” from the Cambridge Learner’s Dictionary © Cambridge University Press)