touchstone
/'tʌtʃstoun/
Học thuậtThân thiện
Definition
- Noun:
- A standard or criterion by which something is judged or recognized: A "touchstone" is a fundamental test or principle used to evaluate the quality, genuineness, or value of something else. It serves as a reliable point of reference.
- A black stone formerly used to test the purity of gold or silver by the streak left on it when rubbed with the metal: This is the original, literal meaning from which the figurative sense developed.
Usage Examples
- Noun:
- In this field, peer-reviewed publication is the touchstone for academic credibility.
- For many, the Constitution remains the touchstone of democratic principles.
- Historically, a touchstone was used by jewelers to assess the purity of precious metals.
Advanced Usage
- "to serve as a touchstone for": to function as the defining standard for something.
- Her groundbreaking research has served as a touchstone for all subsequent studies in the field.
- "touchstone issue": a key issue that tests the principles or policies of a person or group.
- Civil liberties are often a touchstone issue for that political party.
Variants and Related Words
- Benchmark (n): A standard or point of reference against which things may be compared.
- Criterion (n): A principle or standard by which something may be judged or decided.
- Yardstick (n): A standard used for comparison.
- Paragon (n): A model of excellence or perfection, often used as a touchstone.
Synonyms
- Standard
- Measure
- Gauge
- Test
- Norm
Related Phrases
- Litmus test: A decisive test to establish the true character of something (more specific and often chemical in origin, but used figuratively like "touchstone").
- Voting records on environmental bills are a litmus test for many green voters.
Idioms
- The touchstone of (something): The essential feature or quality that defines something.
- Integrity is the touchstone of a good leader.
Noun
- a basis for comparison; a reference point against which other things can be evaluated
- the schools comply with federal standards
- they set the measure for all subsequent work