extractor

/iks'træktə/

Thân thiện

A laboratory technician uses an extractor to separate solids from a liquid sample.

Definition

1. Noun:
   • A device or mechanism that removes something: An "extractor" is a tool, instrument, or part of a machine designed to pull, draw, or force something out from a place or substance.
   • A person who extracts: In some contexts, it can refer to a person whose job involves removing or obtaining something, though this usage is less common for the single word "extractor."

Examples of Usage

• Noun:
  • The kitchen has a powerful grease extractor above the stove. (A device that removes grease-laden air.)
  • A dentist uses an extractor to remove a damaged tooth. (A tool for pulling out teeth.)
  • The forensic team used a bullet extractor from the evidence kit. (A tool for removing a bullet.)

Advanced Usage

• Technical/Mechanical Contexts:
  • In firearms, an extractor is a specific component that grips and pulls the spent cartridge case from the chamber.

    • After firing, the extractor claw engaged the rim of the casing.
  • In chemistry or processing, an extractor can be apparatus for separating components.

    • The laboratory uses a Soxhlet extractor to isolate lipids from the sample.

Variants and Related Words

• Extract (verb): To remove or obtain something, typically with effort.
  • They extract oil from olives.
• Extraction (noun): The process of extracting or removing something.
  • The extraction of the tooth was quick.
• Extractive (adjective): Relating to the process of extraction.
  • The mining industry is an extractive sector.

Synonyms

• Remover: A person or thing that removes something.
• Separator: A device for dividing substances.
• Puller: A tool for pulling things out (informal in this context).

Related Phrases

• Juice extractor: A specific kitchen appliance for obtaining juice from fruits and vegetables.
  • She made orange juice with the electric juice extractor.
• Fume extractor: A device for removing dangerous or unpleasant fumes.
  • Welders must work near a fume extractor for safety.

Related Idioms

Note: The single word "extractor" itself is not commonly used in idiomatic expressions. Idioms typically use the verb "extract." - To extract a promise: To obtain a promise from someone, often with difficulty. - I managed to extract a promise from him to be on time. - To extract information: To get information, sometimes with persistence. - The journalist tried to extract information from the reluctant official.

Học thuật

Noun

1. a mechanism in a firearm that pulls an empty shell case out of the chamber and passes it to the ejector
2. an apparatus that uses centrifugal force to separate particles from a suspension
3. an instrument for extracting tight-fitting components

Từ đồng nghĩa

• cartridge extractor
• cartridge remover
• centrifuge
• separator