Screen

The term screen has a number of meanings:

• A window screen is a wire mesh that covers a window opening to keep out insects even when the window is open.

• Screen is also a synonym for film or movie as in the expresion "Silver Screen" or the Screen Actors Guild.

• Screen-printing, of Silk-Screening is a method of printing.

• A screen is also a viewing surface, such as a white surface (of cloth, or a wall) for slide and film projection, or the viewing surface of a cathode ray tube or liquid crystal display (LCD). See display device.

• The verb screen is to examine something for defects or dangers.

• A genetic screen in genetics is a procedure or test to identify and select individuals that possess a particular kind of phenotype

• In a telecommunications, computing, or data processing system, to examine entities that are being processed to determine their suitability for further processing.

• It can also describe a nonferrous metallic mesh used to provide electromagnetic shielding.

• Screening can be to reduce undesired electromagnetic signals and noise by enclosing devices in electrostatic or electromagnetic shields.

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