Key role

USAGE SUMMARY

The phrase "Key role" is correct and usable in written English.
It can be used to describe an important or significant position or function that someone or something plays in a particular context or situation. Example: "The project was a success largely due to the key role played by the team leader in coordinating efforts."

✓ Grammatically correct

News & Media

Science

Formal & Business

Human-verified examples from authoritative sources

Exact Expressions

58 human-written examples

Don't councils have a key role?

BBC

They nonetheless play a key role.

The Economist

Their key role is not broadcasting material.

The Economist

Architecture played a key role.

The Guardian - Arts

Government has a key role.

The Guardian

"Everybody plays a key role.

The New York Times - Sports

The Health Ministry has played a key role.

Independent

The Chevrolet Volt will play a key role.

The New York Times

The refrigerator plays a key role.

The New York Times

Palestinians also have a key role here.

The New York Times

Shifting taxes will play a key role.

The Guardian

Expert writing Tips

Best practice

When using "Key role", ensure the context clearly defines what is being influenced or affected by this role. Be specific about the impact and outcomes associated with it.

Common error

Avoid using "Key role" when the function or position is only marginally important. Ensure the role truly has a significant and decisive impact on the outcome.

Linguistic Context

The phrase "Key role" primarily functions as a noun phrase, where 'key' modifies 'role', indicating the significance or importance of the role being discussed. Ludwig AI confirms this phrase is correct and usable in written English.

Expression frequency: Very common

Frequent in

News & Media

74%

Science

10%

Formal & Business

6%

Less common in

Social Media

3%

Reference

1%

Encyclopedias

0%

Ludwig's WRAP-UP

The phrase "Key role" is a very common and grammatically correct expression used to emphasize the significance of a particular function or position. Ludwig AI analysis indicates its widespread use in contexts such as news, science, and business. When using "Key role", it's important to clearly define the context and impact of the role. Alternatives like "essential function" or "crucial part" can be used to add nuance. Avoid overusing the phrase and ensure that the role truly has a decisive impact on the situation. Based on the provided examples, authoritative sources like The New York Times and The Guardian frequently employ the expression, further attesting to its validity and relevance.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

Essential function

This emphasizes the necessity of the role. It highlights that the function is indispensable.

Crucial part

This phrase underscores the significance of the role to the overall outcome or process.

Vital component

This suggests that the role is an integral element without which the system would not function properly.

Significant position

This highlights the importance and influence associated with the role.

Central aspect

This focuses on the role being a core element of the subject under discussion.

Principal responsibility

This emphasizes the duties and obligations that come with the role.

Primary task

This highlights the main job or function associated with the role.

Core duty

This emphasizes the fundamental obligations related to the role.

Important responsibility

This highlights the weight and importance of the duties associated with the role.

Critical task

This phrase stresses the urgency and necessity of the role's duties.

FAQs

How can I use "Key role" in a sentence?

You can use "Key role" to describe a position or function that is essential or crucial in a particular context. For example, "Technology plays a "key role" in modern education".

What are some alternatives to "Key role"?

Alternatives to "Key role" include "essential function", "crucial part", or "vital component", depending on the nuance you want to convey.

Is it better to say "Key role" or "Important role"?

"Key role" and "Important role" are similar, but "Key role" often suggests a more critical or decisive function. The best choice depends on the specific context and the degree of influence you want to emphasize.

Can "Key role" be used for both people and things?

Yes, "Key role" can be used to describe the function of both people and things. For example, "The manager played a "key role" in the project's success", or "Data analysis plays a "key role" in decision-making".