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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
must exclusively be
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "must exclusively be" is correct and usable in written English.
It can be used to emphasize that something is required to be solely of a particular type or nature, without exception. Example: "To qualify for the scholarship, applicants must exclusively be enrolled in a full-time program."
✓ Grammatically correct
Science
News & Media
Formal & Business
Alternative expressions(1)
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified similar examples from authoritative sources
Similar Expressions
60 human-written examples
"The consolidation must not exclusively be carried out on the back of the population".
News & Media
The evaluation of Maynard's death and of physician-assisted suicide more generally, must not be exclusively focused on the dying person.
News & Media
Why must it be exclusively women?
News & Media
Our ranks of strategists, tacticians, and leaders of the Party must not be exclusively creatures of Washington.
News & Media
The analysis of the comorbidities associated with an index disease (e.g., dementia) must not be exclusively based on prevalence rates, but rather on methodologies that allow the discovery of non-random associations between diseases.
Science
It's critical that newborns must be exclusively breastfed (i.e. feeding them only breast milk, not even water, during the first six months) to give them a healthy start in life.
Science
Grande Fine Champagne cognacs must be exclusively from the Grande Champagne.
Encyclopedias
It is shown that the sample must be exclusively located within and completely span the coil region where the NMR response is directly proportional to the sample amount.
The court unanimously upheld the trial court's decision on Dec. 31, basing its ruling on a strict interpretation of General Statute 12-81 7), which defines tax-exempt properties, and a 2001 case that found an organization must be "exclusively charitable" to be tax-exempt.
News & Media
In no substantial, just sense does it confer upon that officer, as the head of an executive department, powers strictly legislative or judicial in their nature, or which must be exclusively exercised by Congress or by the courts.
Academia
A charitable trust created from a gift must be exclusively charitable; if there are any purposes which would not be charitable on their own, the trust fails.
Wiki
Expert writing Tips
Best practice
When using "must exclusively be", ensure that the context clearly indicates a mandatory and unique condition, leaving no room for exceptions. Verify that you're not inadvertently excluding valid alternative options.
Common error
Avoid using "must exclusively be" when flexibility or nuance is required. This phrase can create an unnecessarily rigid impression, potentially alienating your audience or misrepresenting the intended message. Consider softer alternatives if the exclusive condition is not absolutely necessary.
Source & Trust
79%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "must exclusively be" functions as an auxiliary verb phrase expressing a strong obligation or necessity combined with a restrictive condition. The word "must" indicates obligation, while "exclusively" limits the scope to a single, specific option or state.
Frequent in
Science
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News & Media
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Formal & Business
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Less common in
Academia
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Encyclopedias
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Wiki
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Ludwig's WRAP-UP
In summary, the phrase "must exclusively be" serves to express a strong, mandatory condition limited to a single option. Although there are currently no direct examples available in Ludwig, it is considered grammatically correct and usable in written English, particularly in formal contexts. When using this phrase, it's important to ensure clarity and avoid unnecessary rigidity, considering softer alternatives where appropriate. Remember to assess the context to determine if the strict requirement is absolutely necessary.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
must be solely
Emphasizes the single, unique nature of the requirement.
must only be
Highlights that something is limited to a specific condition.
has to be exclusively
Replaces "must" with "has to", indicating obligation.
is required to be exclusively
Formally states the exclusive condition as a requirement.
should exclusively be
Substitutes "must" with "should", softening the tone but maintaining exclusivity.
needs to be exclusively
Indicates necessity in an exclusive manner.
must be purely
Replaces "exclusively" with "purely", focusing on unadulterated nature.
must be strictly
Highlights the strict adherence to a particular condition.
is limited to being exclusively
Phrases indicates that the subject is restricted to being something exclusively
is solely allowed to be
Phrases indicates that the subject is allowed to be something exclusively
FAQs
How can I use "must exclusively be" in a sentence?
Use "must exclusively be" to emphasize that something is required to be solely of a particular type or nature, without exception. For example, "To qualify for the scholarship, applicants must exclusively be enrolled in a full-time program."
What are some alternatives to "must exclusively be"?
You can use alternatives like "must be solely", "must only be", or "has to be exclusively" depending on the context.
Is it more appropriate to use "must exclusively be" or "should exclusively be"?
The choice depends on the level of obligation you wish to convey. "Must exclusively be" implies a strict requirement, whereas "should exclusively be" suggests a recommendation or preference. The former is more forceful.
What distinguishes "must exclusively be" from "must be exclusively"?
While both phrases convey exclusivity, "must exclusively be" emphasizes the mandatory nature of that exclusivity. "Must be exclusively" focuses more on the state of being exclusively something, while the former directly links the obligation to the exclusivity.
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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
79%
Authority and reliability
4.1/5
Expert rating
Real-world application tested