scanner meaning and definition

SCANNER noun

Definition of scanner (noun)

1. someone who scans verse to determine the number and prosodic value of the syllables
2. an electronic device that generates a digital representation of an image for data input to a computer
   • synonyms: digital scanner, image scanner
3. a radar dish that rotates or oscillates in order to scan a broad area
4. 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"
   • synonyms: electronic scanner