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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 be exclusively
Grammar usage guide and real-world examplesUSAGE SUMMARY
"must be exclusively" is correct and usable in written English.
It is often used to indicate that something is necessary or required to be used or done only for a specific purpose or by a specific group, without any exceptions. Example: The use of this equipment must be exclusively for research purposes and not for any commercial use.
✓ Grammatically correct
Science
News & Media
Academia
Alternative expressions(4)
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
13 human-written examples
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.
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
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
Under the system of the holographic will, which is available not only in most civil-law countries but also in numerous states of the South and West in the United States, the entire instrument, generally including the date and the indication of the place of execution, must be exclusively in the testator's own handwriting and must also be signed by him; witnesses are not required.
Encyclopedias
The opposition stressed that military intervention must be exclusively by air without foreign troops entering Libyan soil.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
47 human-written examples
The instrumentality producing the injury must be solely and exclusively under the control of the defendant.
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
Expert writing Tips
Best practice
When using "must be exclusively", ensure that the context clearly defines the limited scope or purpose to which something is restricted. This helps avoid ambiguity and strengthens the statement.
Common error
Avoid using "must be exclusively" when the exclusivity is not absolute. If there are potential exceptions or partial applications, rephrase to reflect the degree of exclusivity more accurately.
Source & Trust
88%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "must be exclusively" functions as a restrictive modifier, indicating a condition of strict limitation or requirement. It emphasizes that something is permissible or applicable only within specific boundaries. Ludwig AI confirms its correctness in written English.
Frequent in
Science
40%
News & Media
40%
Academia
20%
Less common in
Encyclopedias
0%
Formal & Business
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, the phrase "must be exclusively" signifies a mandatory and restrictive condition, indicating that something is strictly limited to a specific purpose or group. Ludwig AI confirms the correctness of the phrase. Its usage spans across science, news media, and academic writing, typically in formal registers where clear limitations are necessary. Related phrases offer alternative ways to express similar levels of restriction, and paying attention to potential overstatements of exclusivity is crucial for clear and accurate communication.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
has to be solely
Replaces "must be exclusively" with "has to be solely", emphasizing obligation and singleness.
has to be completely
Emphasizes obligation, using "has to be" instead of "must be", and highlights the entirety of something, using "completely" instead of "exclusively".
is required to be purely
Uses "is required" instead of "must", indicating a formal requirement and replacing "exclusively" with "purely".
should be entirely
Substitutes "must" with "should", softening the obligation, and "exclusively" with "entirely".
needs to be strictly
Replaces "must be" with "needs to be", indicating a necessity, and "exclusively" with "strictly".
should only be
Uses 'should' to soften the necessity, coupled with 'only' to emphasize the single option.
is to be only
Emphasizes intention and limitation, using "is to be" instead of "must be", and "only" instead of "exclusively".
can only be
Indicates a limitation of possibility, using "can only be" instead of "must be exclusively".
is limited to only
Highlights the restrictive aspect, using "is limited to only" instead of "must be exclusively".
is uniquely
Highlights uniqueness, using "is uniquely" instead of "must be exclusively".
FAQs
How can I use "must be exclusively" in a sentence?
Use "must be exclusively" to indicate that something is required to be used or done only for a specific purpose or by a specific group. For example, "This area must be exclusively for authorized personnel".
What's a formal alternative to "must be exclusively"?
A more formal alternative is "is required to be purely". This emphasizes the mandatory nature and strictness of the requirement.
How does "must be exclusively" differ from "should be exclusively"?
"Must be exclusively" indicates a strict requirement with no exceptions, while "should be entirely" suggests a recommendation that may allow for some flexibility.
What can I use instead of "must be exclusively" to convey a softer meaning?
To convey a softer meaning, you can use phrases like "should only be" or "needs to be strictly", which suggest a preference rather than an absolute requirement.
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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
88%
Authority and reliability
4.1/5
Expert rating
Real-world application tested