Screen vs. Scan

A physical divider intended to block an area from view, or provide shelter from something dangerous.

Example: ‘a fire screen’;

A material woven from fine wires intended to block animals or large particles from passing while allowing gasses, liquids and finer particles to pass.

A frame supporting a mesh of bars or wires used to classify fragments of stone by size, allowing the passage of fragments whose a diameter is smaller than the distance between the bars or wires.

The informational viewing area of electronic devices, where output is displayed.

The viewing surface or area of a movie, or moving picture or slide presentation.

One of the individual regions of a video game, etc. divided into separate screens.

(computer) The visualised data or imagery displayed on a computer screen.

Example: ‘After you turn on the computer, the login screen appears.’;

(basketball) An offensive tactic in which a player stands so as to block a defender from reaching a teammate.

(baseball) The protective netting which protects the audience from flying objects

Example: ‘Jones caught the foul up against the screen.’;

(cricket) An erection of white canvas or wood placed on the boundary opposite a batsman to make the ball more easily visible.

(printing) A stencil upon a framed mesh through which paint is forced onto printed-on material; the frame with the mesh itself.

(nautical) A collection of less-valuable vessels that travel with a more valuable one for the latter's protection.

(architecture) A dwarf wall or partition carried up to a certain height for separation and protection, as in a church, to separate the aisle from the choir, etc.

(genetics) A technique used to identify genes so as to study gene functions.

A large scarf.

To filter by passing through a screen.

Example: ‘Mary screened the beans to remove the clumps of gravel.’;

To shelter or conceal.

To remove information, or censor intellectual material from viewing.

Example: ‘The news report was screened because it accused the politician of wrongdoing.’;

To present publicly (on the screen).

Example: ‘The news report will be screened at 11:00 tonight.’;

To fit with a screen.

Example: ‘We need to screen this porch. These bugs are driving me crazy.’;

(medicine) To examine patients or treat a sample in order to detect a chemical or a disease, or to assess susceptibility to a disease.

To search chemical libraries by means of a computational technique in order to identify chemical compounds which would potentially bind to a given biological target such as a protein.

Anything that separates or cuts off inconvenience, injury, or danger; that which shelters or conceals from view; a shield or protection; as, a fire screen.

Example: ‘Your leavy screens throw down.’; ‘Some ambitious men seem as screens to princes in matters of danger and envy.’;

A dwarf wall or partition carried up to a certain height for separation and protection, as in a church, to separate the aisle from the choir, or the like.

A surface, as that afforded by a curtain, sheet, wall, etc., upon which an image, as a picture, is thrown by a magic lantern, solar microscope, etc.

A long, coarse riddle or sieve, sometimes a revolving perforated cylinder, used to separate the coarser from the finer parts, as of coal, sand, gravel, and the like.

An erection of white canvas or wood placed on the boundary opposite a batsman to enable him to see ball better.

a netting, usu. of metal, contained in a frame, used mostly in windows or doors to allow in fresh air while excluding insects.

The surface of an electronic device, as a television set or computer monitor, on which a visible image is formed. The screen is frequently the surface of a cathode-ray tube containing phosphors excited by the electron beam, but other methods for causing an image to appear on the screen are also used, as in flat-panel displays.

The motion-picture industry; motion pictures.

To provide with a shelter or means of concealment; to separate or cut off from inconvenience, injury, or danger; to shelter; to protect; to protect by hiding; to conceal; as, fruits screened from cold winds by a forest or hill.

Example: ‘They were encouraged and screened by some who were in high commands.’;

To pass, as coal, gravel, ashes, etc., through a screen in order to separate the coarse from the fine, or the worthless from the valuable; to sift.

to examine a group of objects methodically, to separate them into groups or to select one or more for some purpose.

a white or silvered surface where pictures can be projected for viewing

something that keeps things out or hinders sight;

Example: ‘they had just moved in and had not put up blinds yet’;

display on the surface of the large end of a cathode-ray tube on which is electronically created

a covering that serves to conceal or shelter something;

Example: ‘they crouched behind the screen’; ‘under cover of darkness’;

protective covering consisting of a metallic netting mounted in a frame and covering windows or doors (especially for protection against insects)

a strainer for separating lumps from powdered material or grading particles

a door that is a screen to keep insects from entering a building through the open door;

Example: ‘he heard the screen slam as she left’;

partition consisting of a decorative frame or panel that serves to divide a space

test or examine for the presence of disease or infection;

Example: ‘screen the blood for the HIV virus’;

examine methodically;

Example: ‘screen the suitcases’;

examine in order to test suitability;

Example: ‘screen these samples’; ‘screen the job applicants’;

project onto a screen for viewing;

Example: ‘screen a film’;

prevent from entering;

Example: ‘block out the strong sunlight’;

separate with a riddle, as grain from chaff

protect, hide, or conceal from danger or harm

To read or mark so as to show a specific meter.

Example: ‘to scan verse’;

(intransitive) To conform to a metrical structure.

(transitive) To examine sequentially, carefully, or critically; to scrutinize; to behold closely.

Example: ‘She scanned the passage carefully but could not find what she was looking for.’;

(transitive) To look about for; to look over quickly.

Example: ‘He scanned the horizon.’;

To inspect, analyze or go over, often to find something.

Example: ‘to scan the hard drive for errors’;

To perform lexical analysis; to tokenize.

To create a digital copy of an image using a scanner.

Example: ‘to scan a photograph’; ‘Pencil drawings don't scan very well.’;

To read with an electronic device.

Example: ‘to scan a barcode; to scan a QR code’;

To mount by steps; to go through with step by step.

Close investigation.

(computing) An instance of scanning.

Example: ‘The operators vacated the room during the scan.’;

(computing) The result or output of a scanning process.

Example: ‘The doctors looked at the scans and made a diagnosis.’;

To mount by steps; to go through with step by step.

Example: ‘Nor stayed till she the highest stage had scand.’;

Specifically (Pros.), to go through with, as a verse, marking and distinguishing the feet of which it is composed; to show, in reading, the metrical structure of; to recite metrically.

To go over and examine point by point; to examine with care; to look closely at or into; to scrutinize.

Example: ‘The actions of men in high stations are all conspicuous, and liable to be scanned and sifted.’;

To examine quickly, from point to point, in search of something specific; as, to scan an article for mention of a particular person.

To form an image or an electronic representation of, by passing a beam of light or electrons over, and detecting and recording the reflected or transmitted signal.

the act of scanning; systematic examination of a prescribed region;

Example: ‘he made a thorough scan of the beach with his binoculars’;

an image produced by scanning;

Example: ‘he analyzed the brain scan’; ‘you could see the tumor in the CAT scan’;

examine minutely or intensely;

Example: ‘the surgeon scanned the X-ray’;

examine hastily;

Example: ‘She scanned the newspaper headlines while waiting for the taxi’;

make a wide, sweeping search of;

Example: ‘The beams scanned the night sky’;

conform to a metrical pattern

move a light beam over; in electronics, to reproduce an image

read metrically;

Example: ‘scan verses’;

obtain data from magnetic tapes;

Example: ‘This dictionary can be read by the computer’;