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1. A movable device, especially a framed construction such as a room divider or a decorative panel, designed to divide, conceal, or protect.
2. One that serves to protect, conceal, or divide: Security guards formed a screen around the president. A screen of evergreens afforded privacy from our neighbors.
a. A surface, as on a smartphone, television, or computer monitor, on which one can read and view electronically displayed information and images.
b. A surface on which text and images are projected for display.
c. The medium in which movies are shown: a star of stage and screen.
4. A coarse sieve used for sifting out fine particles, as of sand, gravel, or coal.
5. A system for preliminary appraisal and selection of personnel as to their suitability for particular jobs.
6. A window or door insertion of framed wire or plastic mesh used to keep out insects and permit air flow.
7. A body of troops or ships sent in advance of or surrounding a larger body to protect or warn of attack.
a. Sports A block, set with the body, that impedes the vision or movement of an opponent.
b. Football A screen pass.
tr.v. screened, screen·ing, screens
1. To show or project (a movie, for example) on a screen.
a. To conceal from view with a screen or something that acts like a screen: "Only a narrow line of brush and saplings screened the broad vista of the marsh" (David M. Carroll). See Synonyms at block.
b. To protect, guard, or shield: "This rose is screened from the wind with burlap" (Anne Raver).
3. To provide with a screen or screens: screen a porch.
a. To separate or sift out (fine particles of sand, for example) by means of a sieve or screen.
b. To sort through and eliminate unwanted examples of (something): a filter that screens email, preventing spam from reaching the inbox.
a. To examine (a job applicant, for example) systematically in order to determine suitability.
b. To test or evaluate (a student) to determine placement in an educational system or to identify specific learning needs.
c. To test or examine for the presence of disease or infection: screen blood; screen a patient.
d. To subject to genetic screening.
6. Sports
a. To block the vision or movement of (an opponent) with the body.
b. To obscure an opponent's view of (a shot) by positioning oneself between the opponent and the shooter.

[Middle English screne, from Old North French escren, from Middle Dutch scherm, shield, screen; see sker- in Indo-European roots.]

screen′a·ble adj.
screen′er n.
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Concealed from view:
References in classic literature ?
A piece of coarse canvas screened the opening between the two rooms in place of the door.
However, if a spec product is needed, a vibrating screen must follow the crusher to create the desired screened finished product.
21) found that most adolescents identified by risk-assessment questionnaire to be at risk for LTBI in 3 Boston schools were not adequately screened for TB infection.
By applying national data on sexual activity among young people to the screening rate observed in their study, the analysts estimate that only 12% of asymptomatic sexually active 15-24-year-old women who make primary care visits are screened for STDs.
Jable says that once material has been screened into streams of two different sizes, one stream may be manually picked while the second may undergo additional automated processing.
Radiation Dose--CT screening subjects the individual screened to radiation exposure from x rays.
We conducted a descriptive study, using GIS technology, of the blood lead (BPb) levels and residential location of at-risk children screened for lead exposure.