S: (n) screening (fabric of metal or plastic mesh)
S: (n) cover, covering, screening, masking (the act of concealing the existence of something by obstructing the view of it) "the cover concealed their guns from enemy aircraft"
S: (n) screening (testing objects or persons in order to identify those with particular characteristics)
Verb
S: (v) screen, test (test or examine for the presence of disease or infection) "screen the blood for the HIV virus"
S: (v) screen (examine methodically) "screen the suitcases"
S: (v) screen, screen out, sieve, sort (examine in order to test suitability) "screen these samples"; "screen the job applicants"
S: (v) screen (project onto a screen for viewing) "screen a film"
S: (v) change (undergo a change; become different in essence; losing one's or its original nature) "She changed completely as she grew older"; "The weather changed last night"