an authority

USAGE SUMMARY

The phrase "an authority" is correct and usable in written English.
It can be used when referring to a person or organization that has expertise or control in a particular area or subject. Example: "The scientist is considered an authority on climate change due to her extensive research and publications."

✓ Grammatically correct

News & Media

Wiki

Science

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

Is it an authority?

The New York Times

& an authority on polymer chemistry.

The New Yorker

Environmental site supervision by an authority nominee.

The Guardian

What made Joey an authority?

The New York Times - Arts

University-Bellevue University-Bellevue Medical Centern tropicanddiseanes.

The New Yorker

Louis, and an authority on crime trends.

The New York Times

I don't feel like I'm an authority.

The Guardian - Music

"You become an authority figure," she added.

The New Yorker

She would become an authority — and an admirer.

The New York Times

Ms. Ritter, through an authority spokesman, declined to comment.

The New York Times

There is an authority and a central Church teaching.

The New Yorker

Expert writing Tips

Best practice

Use "an authority" when referring to someone recognized for their expertise or control in a particular field. Ensure the context makes it clear why they are considered "an authority".

Common error

Avoid labeling someone as "an authority" without sufficient evidence or justification. Ensure their qualifications and experience genuinely support their claim to expertise.

Linguistic Context

The phrase "an authority" functions as a noun phrase, typically serving as a subject complement or object in a sentence. It identifies someone or something recognized for expertise, control, or influence in a particular domain. Ludwig examples showcase its use in various contexts.

Expression frequency: Very common

Frequent in

News & Media

45%

Wiki

13%

Science

10%

Less common in

Encyclopedias

3%

Formal & Business

3%

Reference

0%

Ludwig's WRAP-UP

In summary, "an authority" is a common and grammatically correct noun phrase used to denote someone recognized for their expertise, control, or influence. Ludwig AI confirms its usability across diverse contexts, particularly in news, wiki, and science. When using this phrase, ensure that the context clearly supports the individual's or entity's claim to expertise. Alternatives include "an expert" or "a leading figure", providing nuanced options for expressing authority. Remember to provide enough context to justify why something is considered an authority.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

an expert

Focuses specifically on skill or knowledge in a particular field.

a specialist

Similar to "an expert" but suggests a narrower focus within a field.

a leading figure

Emphasizes prominence and influence in a particular domain.

a master

Highlights exceptional skill and deep understanding.

a connoisseur

Implies refined taste and expert knowledge, often in arts or culture.

a skilled professional

Highlights expertise gained through training and experience.

a seasoned practitioner

Emphasizes extensive experience and practical knowledge.

an accomplished individual

Focuses on achieved success and recognized expertise.

a knowledgeable person

Highlights the possession of a wide range of information.

a central figure

Suggests a key role and influence within a particular field or context.

FAQs

How do I use "an authority" in a sentence?

Use "an authority" to refer to a person or organization recognized for their expertise or control in a particular area. For example, "The scientist is considered "an authority" on climate change."

What are some alternatives to saying "an authority"?

You can use alternatives such as "an expert", "a specialist", or "a leading figure" depending on the specific context.

When is it appropriate to use the phrase "an authority"?

It is appropriate to use "an authority" when you want to emphasize someone's recognized expertise, influence, or control in a particular field or subject.

Is there a difference between "an authority" and "an expert"?

While both terms refer to someone with knowledge and skill, "an authority" often implies a greater degree of influence and recognition than "an expert". An expert may be highly skilled, but an authority also holds a position of influence or recognized leadership.