an unsolved issue

USAGE SUMMARY

The phrase "an unsolved issue" is correct and usable in written English.
It can be used to refer to a problem or question that has not yet been resolved or answered. Example: "The team is currently working on an unsolved issue that has been affecting our project timeline."

✓ Grammatically correct

Science

Human-verified examples from authoritative sources

Exact Expressions

31 human-written examples

Language is an unsolved issue and limiting factor for further deployment of services.

Insights into Imaging

However, effective extraction of Artemisia sphaerocephala Krasch seeds polysaccharides is still an unsolved issue.

International Journal of Biological Macromolecules

Future evolution of urban inundation is still an unsolved issue, given large uncertainties in future environmental conditions within urbanized areas.

Journal of Hydrology

Time and consequence of discontinuation of thienopyridine after stenting is also an unsolved issue after drug eluting stent (DES) implantation.

American Heart Journal

Despite the substantial and noteworthy contributions, the modeling of damage induced anisotropy remains an unsolved issue, especially when the microcrack closure-reopening (MCR) effects are accounted for.

International Journal of Solids and Structures

The findings of these studies gave no univocal response, the characterization of cortical dysfunction in migraine still remaining an unsolved issue.

The Journal of Headache and Pain

Human-verified similar examples from authoritative sources

Similar Expressions

29 human-written examples

Moreover, whether to begin prophylactic treatment before, immediately or after the effect of the detoxification is an important unsolved issue.

The Journal of Headache and Pain

In this context, ecosystem services potentially affected by urbanization represent an important unsolved issue, most probably for the general lack of reliable datasets for urban and peri-urban areas and for the scarce integration of the involved disciplines.

Urban Forestry & Urban Greening

This question remains an important, unsolved issue in cognitive neuroscience.

Plosone

However, a still unsolved issue is the automatic abstraction of generic compounds (Markush structures).

Journal of Cheminformatics

A still unsolved issue is the lack of adequate placebo to properly design randomized controlled trials in neurostimulation studies.

The Journal of Headache and Pain

Expert writing Tips

Best practice

When using "an unsolved issue", be specific about the context. Clearly state what the issue is and why it remains unsolved to provide clarity to your readers.

Common error

Avoid using "an unsolved issue" without specifying the issue. Ensure the reader understands precisely what problem you are referring to; otherwise, the phrase loses its impact.

Linguistic Context

The phrase "an unsolved issue" functions as a noun phrase, acting as a subject complement or object in a sentence. Ludwig's examples showcase its usage in various academic and scientific contexts, indicating its role in identifying and framing unresolved problems or questions.

Expression frequency: Common

Frequent in

Science

100%

Less common in

News & Media

0%

Formal & Business

0%

Social Media

0%

Ludwig's WRAP-UP

In summary, "an unsolved issue" is a grammatically correct and frequently used phrase, primarily in scientific and academic writing, to denote a problem or question that remains unresolved. As Ludwig AI confirms, the phrase is suitable for various formal contexts. When using this phrase, ensure clarity by specifying the exact issue you are referring to. Alternative phrases like "an unresolved problem" or "an outstanding question" can be used to add nuance depending on the specific context.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

an unresolved problem

Replaces "issue" with "problem", emphasizing the problematic nature.

an outstanding question

Shifts focus to the interrogative aspect, highlighting that something remains to be answered.

an open question

Similar to "outstanding question", but suggests the lack of a definite answer.

an unresolved matter

Replaces "issue" with "matter", suggesting something needs attention or settlement.

a remaining challenge

Emphasizes the difficulty and effort required to address the issue.

an existing dilemma

Highlights the perplexing and difficult choice or situation presented by the issue.

a persistent difficulty

Indicates that the problem has continued for a long time.

a pending question

It indicates that a question is awaiting decision or settlement.

a thorny question

It describes a problem or issue that is complex and difficult to solve

a vexing question

Replaces "issue" with "question", emphasizing its troubling or irritating nature.

FAQs

What does "an unsolved issue" mean?

The phrase "an unsolved issue" refers to a problem, question, or matter that has not yet been resolved or answered.

How can I use "an unsolved issue" in a sentence?

You can use "an unsolved issue" to describe a problem that needs to be addressed, such as, "The lack of affordable housing remains "an unsolved issue" in many urban areas."

What can I say instead of "an unsolved issue"?

You can use alternatives like "an unresolved problem", "an outstanding question", or "an unresolved matter" depending on the specific context.

Is it appropriate to use "an unsolved issue" in formal writing?

Yes, "an unsolved issue" is suitable for both formal and informal writing contexts. It is a clear and professional way to describe an unresolved problem.