WordReference Random House Learner's Dictionary of American English © 2015
scan /skæn/USA pronunciation v., scanned, scan•ning,n. 

  • [+ object] to examine (something) carefully;
    scrutinize:scanning the crowd for his parents' faces.
  • [+ object] to read quickly or hastily:scanned the newspaper.
  • [+ object] to observe repeatedly or in sweeping motions:The lookouts scanned the horizon for enemy planes.
  • Poetry[+ object] to analyze (poetry) in order to understand its meter.
  • Poetry[no object] (of lines of poetry) to conform to or agree with the rules of meter:That poem doesn't scan.
  • Computing[+ object] to read (data) for use by a computer, esp. by means of a piece of equipment that records a picture for use by a computer:to scan the photograph and reproduce it on the screen.
  • Medicine[+ object] to examine (a body part) with a scanner:to scan the kidneys.

  • n. [countable]
  • an act or instance of scanning.
    • an examination of a body part using a scanner.
    • the image or display so obtained:The scan shows a tumor in the lung.
    See -scend-.

    Collins Concise English Dictionary © HarperCollins Publishers::

    scan /skæn/ vb (scans, scanning, scanned)
    1. (transitive) to scrutinize minutely
    2. (transitive) to glance over quickly
    3. (transitive) to read or analyse (verse) according to the rules of metre and versification
    4. (intransitive) to conform to the rules of metre and versification
    5. (transitive) to move a beam of light, electrons, etc, in a predetermined pattern over (a surface or region) to obtain information, esp either to sense and transmit or to reproduce a television image
    6. (transitive) to examine data stored on (magnetic tape, etc), usually in order to retrieve information
    7. to examine or search (a prescribed region) by systematically varying the direction of a radar or sonar beam
    8. to obtain an image of (a part of the body) by means of a scanner
    1. the act or an instance of scanning
    2. the examination of a part of the body by means of a scanner: a brain scan, ultrasound scan
    3. the image produced by a scanner
    Etymology: 14th Century: from Late Latin scandere to scan (verse), from Latin: to climb

    ˈscannable adj

    'scanning' also found in these entries:

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