Used and loved by millions

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 quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

MitStanfordHarvardAustralian Nationa UniversityNanyangOxford

is unknown only

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "is unknown only" is not correct and does not convey a clear meaning in written English.
It may be intended to express that something is solely unknown, but the phrasing is awkward and unclear. Example: "The reason for the delay is unknown only to the project manager, who has not shared the information with the team."

⚠ May contain grammatical issues

Science

News & Media

Wiki

Human-verified examples from authoritative sources

Exact Expressions

7 human-written examples

He is unknown only in the sense he projects a false, self-protective image to garner the assumed advantages of conformity.

News & Media

Independent

However, since the activity ground truth in each ROI is unknown, only the difference in the global calibration factor was considered.

The exact number of half dollars struck by the Confederates with the alternate reverse is unknown; only four of the Confederate coins are known to exist today.

While the potential impact of the proposed enhancement is unknown, only 13% of federal drug cases in 2015 involved heroin; the fentanyl penalties would apply in a subset of such cases.

News & Media

Huffington Post

As their precise composition and structure is unknown, only core structures of N-glycans were added using GlyProt [53].

Science

Plosone

For this disease model, we can analytically show that the theoretical genetic maximum of AUC (i.e. when G is known but E is unknown) only depends on the heritability and the average lifetime risk of the disease (See next section) and not on the choice of σG, σE, or α which are difficult to estimate.

Science

Plosone
Show more...

Human-verified similar examples from authoritative sources

Similar Expressions

53 human-written examples

Similarly, the filtering method proposed in [61] also addresses parameter uncertainty and time delay, but in this case continuous-time systems are considered and the delay is assumed to be unknown (only the upper bound is available).

As the cause of death was unknown, only all-cause rather than cancer-specific mortality could be assessed.

Infection rates of dogs in Austria are unknown; only 1 case has been reported, and it occurred in a dog imported from the United States (15 ).

If the country of origin was unknown, only those recorded in the central insurance registry before 1 January 2003, when the percentage of immigrants in the country was below 5%, were considered as natives.

Of the three tested enzymes annotated to have methyltransferase activity, CG10903, CG9666 and MT2, whose histone methyltransferase activities are unknown, only CG9666 and MT2 affected histone methylation in S2 cells.

Show more...

Expert writing Tips

Best practice

For clarity, replace "is unknown only" with phrases like "is known to very few" or "is only known by a few" to emphasize the limited scope of knowledge.

Common error

Avoid using "is unknown only" as it can sound awkward. Instead, use more direct phrasing, such as "is only known by a few" for better clarity.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

79%

Authority and reliability

2.8/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "is unknown only" functions as a descriptor, attempting to specify the extent to which something is not known. However, as Ludwig AI points out, the phrasing is awkward and not grammatically ideal.

Expression frequency: Uncommon

Frequent in

Science

66%

News & Media

16%

Wiki

16%

Less common in

Formal & Business

0%

Encyclopedias

0%

Social Media

0%

Ludwig's WRAP-UP

In summary, the phrase "is unknown only" is used to express that something is not widely known, but its phrasing is considered awkward and grammatically incorrect by Ludwig AI. While it appears in a variety of sources including science, news and media, and wiki, clearer and more common alternatives such as "is solely unknown" or "is only known by a few" are recommended for better clarity and precision. The phrase's function is descriptive, aiming to qualify the state of being unknown, but its effectiveness is limited by its non-standard construction.

FAQs

How can I rephrase "is unknown only" for better clarity?

Consider using alternatives such as "is solely unknown", "is known to very few", or "is only known by a few" depending on the context.

What does "is unknown only" imply?

The phrase suggests that knowledge about something is restricted to a small group or is not widely recognized, but it's phrased awkwardly.

Is "is unknown only" grammatically correct?

While understandable, "is unknown only" is not the most grammatically sound phrasing. More common and clearer alternatives exist, such as "is solely unknown".

When is it appropriate to use "is unknown only"?

It's generally better to avoid "is unknown only" in favor of more precise and common phrases like "is only known by a few" or "is not widely recognized" for better communication.

ChatGPT power + Grammarly precisionChatGPT power + Grammarly precision
ChatGPT + Grammarly

Editing plus AI, all in one place.

Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.

Source & Trust

79%

Authority and reliability

2.8/5

Expert rating

Real-world application tested

Most frequent sentences: