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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
an unlisted
Grammar usage guide and real-world examplesUSAGE SUMMARY
"an unlisted" is correct and usable in written English. You can use it when referring to something that is not included in a list or directory. Example: "He found an unlisted phone number in the old directory." Alternative expressions include "a non-listed" and "an omitted."
✓ Grammatically correct
News & Media
Science
Academia
Formal & Business
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
60 human-written examples
"This is an unlisted number".
News & Media
He now has an unlisted phone number.
News & Media
Mr. Ryttenberg has an unlisted phone number.
News & Media
Mr. Cloidt has an unlisted number.
News & Media
Mr. Ameruso has an unlisted telephone number in Nassau County.
News & Media
His company has an unlisted telephone number in New York.
News & Media
La Esquina opened in SoHo in 2005 with an unlisted phone number and an attitude.
News & Media
His father has an unlisted number, and attempts to reach him were unsuccessful.
News & Media
But viewers of an unlisted video can still forward the Web address to others.
News & Media
Brands could also be guaranteed product placement in each of the blogs for an unlisted sum.
News & Media
Mr. Wynne immediately got an unlisted phone number to avoid homophobic hate calls.
News & Media
Expert writing Tips
Best practice
Use "an unlisted" to describe phone numbers, YouTube videos, or companies that are intentionally kept out of public directories for privacy or security reasons.
Common error
A frequent mistake is writing 'a unlisted number' instead of "an unlisted" number. Remember that the choice between 'a' and 'an' depends on the sound of the following word, not just the letter. Since 'unlisted' starts with a vowel sound, 'an' is the only correct choice.
Source & Trust
94%
Authority and reliability
4.9/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "an unlisted" consists of the indefinite article 'an' and the adjective 'unlisted', which is the past participle of the verb 'unlist'. It functions primarily as an adjective phrase used to modify nouns by describing their absence from a specific list or registry. Ludwig examples show it most frequently modifying 'number', 'telephone', and 'video'.
Frequent in
News & Media
75%
Academia
10%
Science
8%
Less common in
Formal & Business
5%
Wiki
1%
Social Media
1%
Ludwig's WRAP-UP
In summary, "an unlisted" is a standard and essential English phrase used to describe anything excluded from a public directory or registry. Ludwig AI analysis confirms its high frequency in reputable journalism and academic documentation. The most critical point to remember is the grammatical requirement to use 'an' due to the vowel sound of 'unlisted'. Whether you are referring to "an unlisted phone number" for privacy or "an unlisted security" in financial markets, this phrase is the correct and professional choice for indicating private status through exclusion.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
a non-listed
Directly replaces the adjective while using the 'a' determiner due to the consonant sound.
a private
Focuses on the intent of the exclusion rather than the act of not being listed.
an unpublished
More common in literary or academic contexts to describe data or work not yet shared.
an unregistered
Often used in legal or official contexts regarding entities not found in a registry.
a secret
Adds a stronger connotation of intentional concealment and confidentiality.
a hidden
Emphasizes the lack of visibility or accessibility to the public eye.
a confidential
Focuses on the protected status of the information rather than its listing status.
a restricted
Suggests that access is controlled, which is often why something remains unlisted.
an omitted
Suggests the item was left out of a list, sometimes implying a mistake or specific choice.
a withheld
Implies that information exists but is being intentionally kept from a public list.
FAQs
How do I use "an unlisted" in a sentence?
You can use it as an adjective phrase to modify a noun, such as: 'He decided to get "an unlisted number" to avoid spam calls' or 'The company posted "an unlisted video" on YouTube'.
What can I say instead of "an unlisted"?
Depending on the context, you can use alternatives like "a private", "a non-listed", or "an unpublished".
Which is correct, "an unlisted" or "a unlisted"?
Only "an unlisted" is grammatically correct because 'unlisted' begins with a vowel sound. Using "a unlisted" is a common error that should be avoided in formal writing.
What's the difference between "an unlisted" and "a withheld" number?
"An unlisted" number is one that is not in a public directory, while "a withheld" number usually refers to a caller intentionally hiding their caller ID during a specific call.
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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
94%
Authority and reliability
4.9/5
Expert rating
Real-world application tested