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
indispensible factor
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "indispensible factor" is not correct; the correct spelling is "indispensable factor." You can use it when referring to an essential element that is necessary for a particular outcome or situation.
Example: "Trust is an indispensable factor in building strong relationships."
⚠ May contain grammatical issues
Science
News & Media
Formal & Business
Alternative expressions(18)
indispensable factor
essential element
crucial component
vital aspect
key ingredient
fundamental aspect
significant determinant
major consideration
primary influence
necessary condition
instrumental factor
pivotal factor
prerequisite factor
necessary factor
critical factor
vital factor
imperative factor
essential factor
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
Up to date, VGs are normally produced by plasma-enhanced chemical vapor deposition (PECVD) and it's considered that plasma is an indispensible factor for the vertical alignment of graphene sheets.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
57 human-written examples
This includes identification of indispensible factors that initiate and participate in the autophagy-mediated Aβ secretion.
Science
These results suggest that BW-resistant tomato plants recognize EPS, an abundantly-expressed and indispensible virulence factor of R. solanacearum.
Science
Virus-specific T cells also showed significantly reduced expression of BCL6, an indispensible nuclear factor for Tfh cell terminal differentiation (Liu et al., 2013).
Science
Our results showed that P. pyrifolia miRNA targets encoded not only indispensible transcription factors, but also non-transcription factor proteins involved in diverse physiological processes.
Science
This factor is indispensible for commitment to the skeletal muscle lineage [ 23, 24].
Hematopoietic transcription factor GATA1 is indispensible for the maturation of erythrocytes [ 60].
Science
The Oct4 transcription factor is also indispensible for somatic cell reprogramming.
Science
However, obtaining the required number and quality of seedlings is influenced by many factors; among these factors, the sowing position is indispensible.
Science
High-resolution structures of the ribosome and its complexes with protein factors have become an indispensible basis to understand the intriguing functions of this cellular apparatus.
Transwell-experiments revealed that direct cell-cell contact between NK cells and monocytes was indispensible for NK-stimulation, while soluble factors seemed to be of minor importance.
Science
Expert writing Tips
Best practice
Always double-check the spelling of "indispensable". It is commonly misspelled as "indispensible."
Common error
Avoid misspelling "indispensable" as "indispensible". Always use the "a" after the "s" to ensure correctness.
Source & Trust
82%
Authority and reliability
2.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "indispensible factor" (more accurately, "indispensable factor") functions as a noun phrase, where "indispensable" modifies the noun "factor". According to Ludwig, the correct spelling is "indispensable".
Frequent in
Science
64%
News & Media
27%
Encyclopedias
9%
Less common in
Formal & Business
0%
Reference
0%
Wiki
0%
Ludwig's WRAP-UP
The phrase "indispensible factor" is often used to highlight the crucial and essential nature of a component or element in various contexts. However, as Ludwig AI points out, it's crucial to note the common misspelling: the correct form is "indispensable factor". This phrase most commonly appears in scientific and news-related sources to emphasize something's necessity. Alternative phrases such as ""essential element"" or ""crucial component"" can be used for variety, depending on the nuance you wish to convey.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
essential element
Replaces "factor" with "element", focusing on a basic component.
crucial component
Substitutes "indispensible" with "crucial", highlighting importance and "factor" with "component" for a more technical feel.
vital aspect
Uses "vital" instead of "indispensible" emphasizing its importance for life or success and "aspect" instead of "factor", focusing on a particular feature.
key ingredient
Emphasizes that the factor is a necessary part of something larger, like a recipe.
fundamental aspect
Highlights that the factor forms a necessary base or core.
critical variable
Replaces "factor" with "variable", suitable for scientific or mathematical contexts.
significant determinant
Shifts from necessity to influence, implying a strong effect on an outcome.
major consideration
Downplays absolute necessity to importance in decision-making.
primary influence
Changes the focus to the factor's effect rather than its necessity.
necessary condition
Focuses on the factor as a requirement that must be met.
FAQs
What does "indispensable factor" mean?
An "indispensable factor" refers to an element, condition, or ingredient that is absolutely necessary or essential for achieving a particular outcome or result. Without it, the desired outcome cannot be realized.
How can I use the phrase "indispensable factor" in a sentence?
You can use it to emphasize the crucial role something plays. For example: "Teamwork is an "indispensable factor" in the success of this project."
What are some synonyms for "indispensable factor"?
Alternatives include "essential element", "crucial component", "vital aspect", or "key ingredient". The best choice depends on the specific context.
Is it "indispensable" or "indispensible"? Which is correct?
"Indispensable" is the correct spelling. "Indispensible" is a common misspelling. Always include the "a" after the "s".
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
2.8/5
Expert rating
Real-world application tested