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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
a unregulated
Grammar usage guide and real-world examplesUSAGE SUMMARY
"a unregulated" is not correct in written English. It should be "an unregulated" because "unregulated" begins with a vowel sound. You can use "an unregulated" when referring to something that is not subject to regulation or oversight. Example: "The market for cryptocurrencies is an unregulated space." Alternative expressions include "a non-regulated" and "an ungoverned."
News & Media
Science
Academia
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
Theirs, for better or for worse, was a sport without a rule book — an unregulated experiment.
News & Media
Co-op Tenant Receives a Maintenance Bill Q I rent an unregulated apartment in a co-op building.
News & Media
Reading the Fine Print of a Condo Lease Q I lease an unregulated condo to a tenant.
News & Media
QLast year, I took over a lease on an unregulated three-bedroom apartment along with two other people.
News & Media
And less than a decade ago, an unregulated financial sector nearly blew up the world economy.
News & Media
"The art market is a financial market and an unregulated market," he said on Tuesday morning.
News & Media
Type A is characterized by an unregulated, erratic, secretion independent of the prevailing plasma osmolality.
Science
Is polygamy an efficient outcome in an unregulated "marriage market"?
News & Media
Is this an insight into how an unregulated, variable fees market might develop?
News & Media
Q I signed a two-year lease for an unregulated apartment in Brooklyn in 2010.
News & Media
And that's a real issue, especially in an unregulated market environment.
News & Media
Expert writing Tips
Best practice
Consider whether "unregulated" is the most precise term. If you mean something is simply not being watched, "unmonitored" might be better; if you mean it is illegal, "illicit" could be more appropriate.
Common error
Writers often use "a" before words starting with 'u' when they associate the letter with the 'yoo' sound (as in 'a university'). However, since "unregulated" starts with a short 'uh' vowel sound, using "a" is a technical error that disrupts the flow of reading.
Linguistic Context
The phrase "a unregulated" is intended to function as a determiner-adjective modification within a noun phrase. However, it fails to meet the phonological requirements of English indefinite articles. In all high-quality examples from Ludwig, the phrase is corrected to "an unregulated".
Frequent in
News & Media
55%
Science
25%
Academia
20%
Less common in
Wiki
10%
Encyclopedias
5%
Social Media
2%
Ludwig's WRAP-UP
The search for "a unregulated" reveals a clear consensus: it is a grammatical mistake. Every reputable source in the Ludwig database, from The New York Times to The Economist, uses "an unregulated". The phonetic 'uh' sound at the start of "unregulated" necessitates the use of "an" to avoid a glottal stop and ensure smooth speech. When writing about financial sectors, medical practices, or digital markets, always ensure you use the correct article to maintain professional credibility. If the vowel sound feels awkward, you might consider switching to "a non-regulated" or "a laissez-faire" environment.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
an unregulated
The grammatically correct version using the proper indefinite article for a vowel sound
a non-regulated
Uses a consonant sound for the prefix, making the use of 'a' grammatically correct
an ungoverned
A more formal synonym suggesting a lack of institutional control
an uncontrolled
Focuses on the lack of restraint or management rather than legal status
a lawless
A stronger, more negative term implying total absence of law
an unmonitored
Suggests a lack of observation or oversight specifically
a laissez-faire
An economic term for an environment free from government intervention
an unsupervised
Commonly used in organizational or social contexts rather than legal ones
a wild-west
An idiomatic expression for a chaotic and unregulated environment
an unmanaged
Focuses on the lack of administrative handling
FAQs
Is it correct to say "a unregulated"?
No, "a unregulated" is not correct in written English. You should use "an unregulated" because the word "unregulated" starts with a vowel sound.
Why is "an unregulated" preferred over "a unregulated"?
English grammar requires the article "an" before words that begin with a vowel sound. Since the 'u' in "unregulated" is pronounced as a vowel (uh), "an" is the correct choice.
What can I say instead of "a unregulated"?
You can use the correct form "an unregulated" or alternatives like "a non-regulated" or "an ungoverned".
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