scanning

/'skæniɳ/

Thân thiện

A technician is scanning a document with a flatbed scanner.

Definition

1. Noun:
   • The act of systematically moving a finely focused beam of light or electrons over a surface to produce an image: This refers to the technical process used in devices like scanners, electron microscopes, or radar to capture or analyze an image.
   • The process of converting physical images or documents into digital data: This refers to the common action of using a scanner to create a digital file from a photograph or paper document.

Usage Examples

• Noun:
  • The machine performs a high-resolution scanning of the document.
  • Digital archiving requires the scanning of thousands of old photographs.

Advanced Usage

• "In the scanning of...": Used to specify the object being scanned in a formal or technical context.
  • In the scanning of ancient texts, special care must be taken to avoid damage.

Variants and Related Words

• Scan (verb/noun): The base form. As a verb: to perform the act of scanning. As a noun: a single instance or result of scanning.
  • Please scan this page for me. (verb)
  • The doctor looked at the brain scan. (noun)
• Scanner (noun): The device used for scanning.
  • A flatbed scanner is common in offices.

Synonyms

• Sweeping: Moving systematically across an area (often used in technical contexts like radar).
• Digitization: The broader process of converting analog information into digital form, which includes scanning.

Related Phrases

• Scanning electron microscope (SEM): A type of microscope that uses a beam of electrons for scanning to create a detailed image.
• Scanning tunneling microscope (STM): A microscope used for imaging surfaces at the atomic level.

Notes on Meaning

• The term "scanning" is primarily a technical noun describing a process. It is the gerund (the -ing form) of the verb "to scan," which allows it to name the action itself.
• In everyday language, it is most commonly associated with creating digital copies using a scanner. In scientific and medical fields, it refers to imaging techniques.

Học thuật

Noun

1. the act of systematically moving a finely focused beam of light or electrons over a surface in order to produce an image of it for analysis or transmission
2. the process of translating photographs into a digital form that can be recognized by a computer