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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
which is indispensible
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "which is indispensible" is correct and usable in written English, although "indispensable" is the correct spelling.
You can use it when referring to something that is absolutely necessary or essential in a particular context. Example: "The software update includes a feature which is indispensable for improving system security."
✓ Grammatically correct
Science
Academia
News & Media
Alternative expressions(20)
which is essential
which is crucial
which is vital
which is important
which is necessary
which is required
which is paramount
which is critical
which is key
which is fundamental
which is needed
which is different
which is strange
which is wonderful
which is hard
which is rare
which is depressing
which is super
which is weird
which is true
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
5 human-written examples
It is a path to liberation that is held to involve distinct, esoteric methods, but without diverging from the philosophical view of emptiness, which is indispensible.
Science
For example, BAF is normalized in CLImAT for elimination of LOR bias, which is indispensible for further statistical modeling analysis of WGS data.
Science
For example, Nedd8, a protein which is indispensible for the activity of Cul1, has been found to co-localise with inclusion bodies in brain sections from various neurodegenerative disease patients.
Science
Through screening all 18 known HDACs, we demonstrated that SIRT1- and SIRT5-mediate deacetylaiton of PML at K487 which is indispensible for H2O2-induced accumulation of nuclear PML and NBs and cell death in HeLa cells [ 116].
Science
The most important component they lack is the three dimensional structure for each transcription factor, because the visualization of the transcription factor, especially binding sites, can help further understanding the mechanism and functions of transcription factors, which is indispensible to structural genomics [ 29, 30].
Science
Human-verified similar examples from authoritative sources
Similar Expressions
55 human-written examples
While there are many non-model organisms whose genomes have not yet been fully sequenced, the decreasing costs of sequencing have prompted qualitative changes in research strategies, including those relating to the development of molecular markers (which are indispensible for breeding studies) and diagnostics in the agricultural and medical sciences.
Science
However, de la Cova et al. further demonstrate that in a heterogeneous population of cells where dMyc is selectively activated, Dmp53 is required for the increased glycolytic flux in the Myc-overexpressing cells, which is an indispensible step for the Myc-expressing cells to become the "winner cells".
Our research describes unique forms of China-based technology innovation, mastery of which is becoming increasingly indispensible for any company aiming to succeed in the global market.
There is at present no direct evidence for a master food-entrainable pacemaker analogous to the retinorecipient light-entrainable pacemaker in the SCN, which in mammals is indispensible for entrainment to light:dark cycles.
Science
When reviewing your homeowners policy, Macknin says to make sure it includes Loss of Use coverage (also known as Additional Living Expenses coverage), which will be indispensible if you have to relocate for any period of time while your house is being rebuilt or repaired.
News & Media
Yet simpler animal leukemia viruses pick up oncogenes, eliminating indispensible genes such as the RT, which is then supplied in trans by complementation from a helper virus.
Science
Expert writing Tips
Best practice
When using "which is indispensible", ensure that "indispensible" is the correct spelling (indispensable). Although the misspelling is understood, using the correct spelling will enhance the credibility of your writing.
Common error
Avoid using "which is indispensible" in very simple sentences where a more direct adjective might suffice. For example, instead of "This tool, which is indispensible, helps with the task", consider "This indispensible tool helps with the task".
Source & Trust
80%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "which is indispensible" functions as a relative clause, modifying a noun or noun phrase to emphasize its essential nature. It indicates that the modified element is absolutely necessary or crucial. Ludwig AI confirms its usability, noting it's correct even if "indispensable" is the better spelling.
Frequent in
Science
60%
News & Media
20%
Academia
20%
Less common in
Formal & Business
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, the phrase "which is indispensible" serves as a relative clause to underscore the essential nature of something. While grammatically correct, it's advisable to use the correct spelling, "indispensable", for clarity. Ludwig AI confirms the phrase's usability. Although versatile across Science, News & Media and Academia, simpler synonyms like "which is essential" or "which is crucial" may be preferable in simpler contexts. Remembering the proper spelling and considering context will ensure effective communication.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
which is essential
Replaces "indispensible" with a more common synonym "essential", keeping the core meaning intact.
which is crucial
Substitutes "indispensible" with "crucial", emphasizing the critical importance of something.
which is vital
Replaces "indispensible" with "vital", highlighting the necessity for something's survival or success.
which is necessary
Uses a more direct and common term, "necessary", to convey the idea of being required.
which is required
Emphasizes the mandatory aspect of something, similar to "necessary".
which is paramount
Elevates the importance to the highest level, suggesting the thing is supreme.
which is critical
Highlights the critical nature, indicating potential negative consequences without it.
which is key
Simplifies the expression to indicate that something is a key element or factor.
which is fundamental
Emphasizes the foundational nature of something, suggesting it's a basic requirement.
which is irreplaceable
Focuses on the unique value and inability to be substituted.
FAQs
How can I correctly use "which is indispensible" in a sentence?
Use "which is indispensible" (ideally spelled as indispensable) to add a relative clause that emphasizes the necessity of something. Example: "The team needs reliable data, which is indispensible for making informed decisions".
What are some alternatives to "which is indispensible"?
You can use alternatives like "which is essential", "which is crucial", or "which is vital" to convey a similar meaning.
Is it more appropriate to use "indispensable" or "indispensible"?
"Indispensable" is the correct spelling. "Indispensible" is a misspelling, although it might be understood in context. Always aim to use the correctly spelled word for clarity and professionalism.
What's the difference between "which is indispensible" and "which is important"?
"Which is indispensible" (ideally spelled "indispensable") suggests something is absolutely necessary and cannot be done without, while "which is important" simply means something has significance or value. Indispensability implies a higher degree of necessity.
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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
80%
Authority and reliability
4.1/5
Expert rating
Real-world application tested