Used and loved by millions
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
be an indispensable factor
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "be an indispensable factor" is correct and usable in written English.
You can use it when discussing something that is essential or crucial to a particular situation or outcome. Example: "In the success of any project, effective communication must be an indispensable factor."
✓ Grammatically correct
Science
News & Media
Formal & Business
Alternative expressions(2)
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
1 human-written examples
Beside these, the mode of self-assembly and morphology can be an indispensable factor controlling luminescence output.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
59 human-written examples
In these, he insists that faith is an indispensable factor in earthly endeavours of all kinds; and that earthly approaches to problems such as the alleviation of suffering, the effective use of resources and care for the environment are likely to fail unless they are informed by belief in God.
News & Media
In astronomy problems, such as the Kepler problem, a long-term simulation is an indispensable factor.
However, the mutual coupling is an indispensable factor for all practical considerations [5].
Especially, humidity is an indispensable factor when an experimental investigation on the issue of stability is conducted.
Science
Excellent air distribution is an indispensable factor to acquire comfortable environment in high density occupant areas, such as subway stations.
Science
The results showed that SiO2 · HSs could barely be obtained at the above situations, which indicated that rare-earth ion was an indispensable factor in hollow structure formation.
Science
Considering three types performance including survival, profit and generated employment, human capital is an indispensable factor which influences business performance (Bosma et al. 2004).
Previous numerical studies, based on an Eulerian Eulerian approach, showed how the particle lift force was an indispensable factor for the separation/classification [Ookawara, S., Street, D., Ogawa, K., 2004c.
Science
Leukemia inhibitory factor (LIF) is an indispensable factor for maintaining mouse embryonic stem (ES) cell pluripotency.
Science
These data indicate that cofilin-1 is an indispensable factor for the integrity of normal podocyte foot processes in zebrafish.
Science
Expert writing Tips
Best practice
When using "be an indispensable factor", ensure the context clearly defines what outcome the factor is indispensable for. This adds precision and impact to your statement.
Common error
Avoid using "be an indispensable factor" when the factor is merely helpful or beneficial, not absolutely necessary. Overusing the phrase can weaken its impact.
Source & Trust
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "be an indispensable factor" functions as a predicate nominative, identifying a subject as something critically necessary. Ludwig AI confirms its usability, and examples illustrate its role in highlighting essential elements in various contexts.
Frequent in
Science
66%
News & Media
25%
Formal & Business
9%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "be an indispensable factor" is a grammatically correct and usable expression that emphasizes the critical necessity of something. Ludwig AI analysis indicates that its usage, while not exceedingly common, is appropriate across scientific, news, and business contexts. When employing this phrase, clarity is key: specify what outcome depends on this indispensable factor. Consider alternatives like "be a crucial factor" or "be a vital factor" to vary your language. The phrase's strength lies in conveying something is not merely helpful but absolutely essential. This nuance differentiates it from simply labeling something as 'important'.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
be a crucial factor
Replaces "indispensable" with "crucial", emphasizing the importance of the factor.
be a vital factor
Substitutes "indispensable" with "vital", highlighting the factor's necessity.
be an essential factor
Replaces "indispensable" with "essential", indicating fundamental importance.
be a key factor
Uses "key" instead of "indispensable", focusing on the factor's role in achieving a result.
be a necessary factor
Employs "necessary" instead of "indispensable", implying a requirement.
be a critical factor
Substitutes "indispensable" with "critical", stressing the factor's importance for success.
be a fundamental factor
Uses "fundamental" instead of "indispensable", highlighting the factor's foundational nature.
be an integral factor
Replaces "indispensable" with "integral", showing the factor is a necessary part of a whole.
be a requisite factor
Substitutes "indispensable" with "requisite", emphasizing a condition that must be met.
be a mandatory factor
Employs "mandatory" instead of "indispensable", indicating the factor is compulsory or required.
FAQs
How can I use "be an indispensable factor" in a sentence?
Use "be an indispensable factor" to highlight something crucial for a specific outcome. For example: "Effective communication can "be an indispensable factor" in the success of any project."
What can I say instead of "be an indispensable factor"?
You can use alternatives like "be a crucial factor", "be a vital factor", or "be an essential factor" depending on the context.
Is it redundant to say "indispensable factor"?
While "factor" inherently implies importance, "indispensable" further emphasizes that the factor is absolutely necessary and cannot be done without.
What's the difference between "be an indispensable factor" and "be an important factor"?
"Be an important factor" indicates something significant, whereas "be an indispensable factor" suggests something is absolutely essential and critical for achieving a specific result.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested