Definitions:
a fixed or movable upright partition used to divide a room, give shelter from draughts, heat, or light, or to provide concealment or privacy

a flat panel or area on an electronic device such as a television, computer, or smartphone, on which images and data are displayed

a transparent finely ruled plate or film used in half-tone reproduction.

a system of checking a person or thing for the presence or absence of something, typically a disease

a detachment of troops or ships detailed to cover the movements of the main body

a large sieve or riddle, especially one for sorting substances such as grain or coal into different sizes

conceal, protect, or shelter (someone or something) with a screen or something forming a screen

show (a film or video) or broadcast (a television programme)

test (a person or substance) for the presence or absence of a disease

pass (a substance such as grain