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 the only form
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "be the only form" is correct and usable in written English.
It can be used when discussing exclusivity or singularity in a particular context, such as a method, style, or type. Example: "In this experiment, we will ensure that the results be the only form of evidence we consider."
✓ Grammatically correct
News & Media
Science
Academia
Alternative expressions(13)
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
25 human-written examples
The book itself might be the only form this recognition takes.
News & Media
This, they write, "may be the only form of thinking that will shatter the illusion of explanatory depth and change people's attitudes".
News & Media
A BNFL employee said in a letter that the bags would be the only form of containment used and would be closed "using just a couple of strips of adhesive tape".
News & Media
Iodide was shown to be the only form of iodine present in the system regarding both the natural pristine iodine content of the samples and iodine added to the samples.
Science
However, for severely impaired individuals, Cyberlink use may be the only form of recreation and communication available to them, and thus the current limitations of the technology are acceptable for this user population.
Science
In-flight movies might not be the only form of airline-provided entertainment on KLM flights.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
35 human-written examples
Silence is the only form of honesty.
News & Media
Love is unavailable; hatred is the only form of intimacy.
News & Media
Old auto rickshaws are the only form of public transport.
News & Media
In this system, thanks are the only form of currency.
At more positive potentials, TiO2 was the only form.
Science
Expert writing Tips
Best practice
Consider the formality of your context. While generally acceptable, in very formal writing, alternatives like "constitute the sole method" might be preferable for added gravitas.
Common error
Avoid using "be the only form" when there are known exceptions or variations. Overstating exclusivity can undermine your credibility. Acknowledge nuances or limitations to maintain accuracy.
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "be the only form" functions as a predicative expression, asserting that something is the sole or exclusive type, method, or option. Ludwig AI confirms this usage across various contexts. For example, "Cyberlink use may be the only form of recreation and communication available to them."
Frequent in
News & Media
40%
Science
40%
Academia
10%
Less common in
Encyclopedias
5%
Wiki
5%
Formal & Business
0%
Ludwig's WRAP-UP
The phrase "be the only form" is a grammatically sound and versatile expression used to denote exclusivity or singularity. Ludwig AI’s analysis indicates its correctness and applicability across diverse contexts such as News & Media, Science, and Academia. While alternatives like "be the sole type" or "constitute the only means" may offer a more formal tone, "be the only form" remains a clear and effective choice. Remember to use this phrase judiciously, ensuring that the context genuinely warrants the assertion of exclusivity.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
constitute the sole method
Emphasizes that something is the single and exclusive technique or procedure.
represent the exclusive type
Highlights that something is the only kind or category that exists or is permissible.
be the single means
Focuses on something being the solitary way or instrument to achieve a particular end.
be the solitary avenue
Indicates that something is the only path or route available.
be the exclusive avenue
Similar to 'solitary avenue', but emphasizes the limited access or special nature of the path.
serve as the unique approach
Highlights the distinctiveness and individuality of a particular method or strategy.
be the one and only way
Emphasizes that something is absolutely the only possibility.
be the only means available
Focuses on the limited options or resources, stressing that something is the sole usable method.
be the single possibility
Highlights that only one option exists.
be the only game in town
An idiomatic expression indicating a lack of alternatives, typically used informally.
FAQs
How can I use "be the only form" in a sentence?
You can use "be the only form" to indicate that something is the sole method, type, or option available in a particular situation. For example, "In some remote villages, bartering may "be the only form" of commerce".
What are some alternatives to "be the only form"?
Some alternatives include phrases like "be the sole type", "be the exclusive method", or "constitute the only means", depending on the nuance you want to convey.
Is it grammatically correct to say "be the only form"?
Yes, "be the only form" is grammatically correct and commonly used in written English to express that something is unique or exclusive.
When should I use "be the only form" versus "constitute the only type"?
"Be the only form" is a more general expression, while "constitute the only type" is slightly more formal and emphasizes the composition or nature of something as being the sole type. Choose based on the desired formality and specific context.
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
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested