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Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
key member
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "key member" is correct and usable in written English.
It can be used to describe someone who plays an important or essential role in a group, organization, or project. Example: "As a key member of the project team, Sarah's expertise was crucial to our success."
✓ Grammatically correct
News & Media
Science
Encyclopedias
Wiki
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
58 human-written examples
Or their key member being alive.
News & Media
Rolls-Royce is a key member.
News & Media
Akram remains, however, a key member of the side.
News & Media
Another key member of the Devils was injured.
News & Media
By 2005, she was a key member of the team.
News & Media
Alison's successor will be a key member of that team".
News & Media
A key member of the Cochrane team gave evidence.
News & Media
He is a key member of the team".
News & Media
The wicketkeeper is a key member of the fielding side.
Encyclopedias
Chandler is now a key member of the team's rotation.
News & Media
The Suicide Squad is still missing one key member.
News & Media
Expert writing Tips
Best practice
When using "key member", ensure the context clearly demonstrates the individual's importance to the group or organization. Provide specific examples of their contributions to strengthen the statement.
Common error
Avoid using "key member" to describe every team member. Reserve it for individuals whose contributions are genuinely significant and demonstrably impactful. Overusing the phrase dilutes its meaning.
Source & Trust
84%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "key member" primarily functions as a noun phrase, typically used as a subject complement or an appositive. It identifies and describes an individual's role or status within a group or organization. As Ludwig AI states, the phrase is considered correct and usable in written English.
Frequent in
News & Media
43%
Science
22%
Wiki
9%
Less common in
Encyclopedias
2%
Formal & Business
2%
Reference
0%
Ludwig's WRAP-UP
The phrase "key member" is a commonly used and grammatically correct way to describe someone essential to a team or organization. As Ludwig AI confirms, it is widely accepted in written English. Analysis of usage patterns reveals that it appears most frequently in news and media, science, and encyclopedias contexts. To ensure proper usage, reserve this term for individuals who genuinely have a critical impact and avoid overuse. Alternatives such as "essential member" or "vital member" can be considered for nuanced meaning.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
essential member
Emphasizes the necessity of the member to the group's function.
vital member
Highlights the critical importance of the member's role.
important contributor
Focuses on the member's contributions to the group's success.
crucial participant
Stresses the member's indispensable involvement.
leading figure
Suggests the member has a prominent and influential role.
principal player
Indicates the member is a major actor in the group's activities.
core component
Implies the member is a fundamental and integral part of the group.
chief element
Highlights the member's primary and significant function.
cornerstone
Suggests the member is foundational to the group's stability and success.
linchpin
Emphasizes the member's role as a unifying and essential element.
FAQs
How can I use "key member" in a sentence?
You can use "key member" to describe someone who plays an important or essential role in a group, organization, or project. For example, "She was a "key member" of the team, leading the development of the new product."
What are some alternatives to "key member"?
Alternatives include "essential member", "vital member", or "important contributor". The best choice depends on the specific context and the nuance you want to convey.
Is it appropriate to use "key member" in formal writing?
Yes, "key member" is suitable for formal writing, especially in business or professional contexts. It clearly and concisely communicates the importance of an individual's role.
What distinguishes a "key member" from a regular member?
A "key member" has responsibilities and contributions that are critical to the success or function of the group. Their absence or failure to perform would have a significant negative impact, setting them apart from regular members with less crucial roles.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
84%
Authority and reliability
4.6/5
Expert rating
Real-world application tested