scanner

/'skænə/
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Thân thiện
scanner

A librarian uses a scanner to check out a book.

Definition
  1. Noun:
    • A device that systematically examines or searches: A "scanner" is a device that automatically moves through a range of frequencies to detect a signal or condition.
    • A rotating radar antenna: A "scanner" is a radar dish that moves to survey a wide area.
    • An electronic input device: A "scanner" is a device that converts a physical image or document into a digital format for computer use.
    • A person who analyzes poetic meter: A "scanner" is someone who examines verses to determine their syllabic structure and rhythmic pattern.
Usage Examples
  • Noun:
    • The technician used a scanner to search for available radio frequencies.
    • Air traffic control relies on the airport's radar scanner to monitor aircraft.
    • Please place the document face down on the flatbed scanner to create a digital copy.
    • As a skilled scanner of poetry, she could quickly identify the meter of any sonnet.
Advanced Usage
  • "to run a scanner": to operate a scanning device.
    • The IT department will run a virus scanner on all new files.
  • "scanner data": the digital information produced by a scanning device.
    • The supermarket analyzes scanner data from checkouts to track inventory.
Variants and Related Words
  • Scan (verb): to examine systematically or to convert into digital form.
    • I need to scan these old photographs to preserve them.
  • Scanning (noun/gerund): the action or process performed by a scanner.
    • The scanning of the barcode was instantaneous.
Synonyms
  • Receiver (for radio frequency scanners).
  • Digitizer (for image/document scanners).
  • Analyzer (for a person analyzing verse).
Related Phrasal Verbs / Compound Verbs
  • Scan in: to use a scanner to input data.
    • I will scan in the signed contract and email it to you.
  • Scan through: to look over quickly (related to the verb 'scan').
    • He scanned through the report to find the key figures.
Related Idioms
scanner

A librarian uses a scanner to check out a book.

Noun
  1. a radio receiver that moves automatically across some selected range of frequencies looking for some signal or condition
    • they used scanners to monitor police radio channels
  2. a radar dish that rotates or oscillates in order to scan a broad area
  3. an electronic device that generates a digital representation of an image for data input to a computer
  4. someone who scans verse to determine the number and prosodic value of the syllables

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