extraction

/iks'trækʃn/

Thân thiện

The dentist performed an extraction of the patient's wisdom tooth.

Definition

1. Noun:
   • The act or process of removing something, especially by using force or effort: This refers to the physical action of taking something out from where it is located or embedded.
   • Origin or ancestry; lineage: This refers to the ethnic or national background from which a person or their family originates.
   • The process of obtaining a substance from a mixture or raw material: This is a technical meaning, often used in chemistry, cooking, or industry, referring to the separation of a desired component.

Usage Examples

• Noun (Removal):
  • The extraction of the tooth was quick and painless.
  • Oil extraction is a major industry in the region.
• Noun (Ancestry):
  • She is of Italian extraction.
  • His family is of noble extraction.
• Noun (Separation Process):
  • The extraction of caffeine from coffee beans is a common process.
  • DNA extraction is a fundamental step in genetic testing.

Advanced Usage

• "Data extraction": The process of retrieving data from various sources for further processing or analysis.
  • The software automates data extraction from scanned documents.
• "To be of [adjective] extraction": A formal phrase used to describe someone's ethnic or social origins.
  • He was a man of humble extraction who achieved great success.

Variants and Related Words

• Extract (verb/noun): To remove or take out something; a concentrated substance or passage taken from a larger work.
  • Verb: We need to extract the key information from the report.
  • Noun: Vanilla extract is used in baking.
• Extractive (adjective): Relating to the process of extracting natural resources.
  • The country's economy is heavily dependent on extractive industries like mining.

Synonyms

• Removal: The act of taking something away.
• Withdrawal: The action of taking something out.
• Descent: The origin or background of a person in terms of family or nationality.
• Derivation: The origin or source of something.

Related Phrases

• "To have one's teeth extracted": To have teeth removed by a dentist.
  • She had two wisdom teeth extracted last week.
• "By extraction": Indicating the method used to obtain something.
  • The gold was obtained by extraction from the ore.

Related Idioms

• "Of the first extraction": Of the highest or purest quality or origin. (Somewhat archaic)
  • He was a gentleman of the first extraction.

Học thuật

Noun

1. the action of taking out something (especially using effort or force)
   • the dentist gave her a local anesthetic prior to the extraction
2. properties attributable to your ancestry
   • he comes from good origins
3. the process of obtaining something from a mixture or compound by chemical or physical or mechanical means

Từ đồng nghĩa

• origin
• descent