is substantially unknown

USAGE SUMMARY

The phrase "is substantially unknown" is correct and usable in written English.
It can be used to describe something that is largely not known or understood, often in a formal or academic context. Example: "The origins of the ancient artifact are substantially unknown, leading to much speculation among historians."

✓ Grammatically correct

Science

News & Media

Human-verified examples from authoritative sources

Exact Expressions

1 human-written examples

Indeed, although randomized clinical trials have demonstrated survival benefits associated with the use of adjuvant treatments, depending on the type and duration of therapy, the age of the patients, and the characteristics of the tumour [ 1], the extent to which these benefits translate to the population outside the controlled conditions of clinical trials is substantially unknown.

BMC Cancer

Human-verified similar examples from authoritative sources

Similar Expressions

59 human-written examples

Along with Abi2, the 85 functional genes may be the most important group to investigate alternative splicings, since they are substantially unknown in neural cells or organs.

Plosone

The NMR interaction graph G constructed from NMR data is substantially corrupted from G*, and has an unknown vertex correspondence.

Bioinformatics

Now, it is substantially unchanged.

The New York Times

"The operation is substantially complete.

The Guardian

And practice is substantially heritable").

The New Yorker

Finance is substantially about controlling risk.

The New York Times

Maybe there is substantially more.

Forbes

Adjusted for inflation, it is substantially lower.

Forbes

While the biochemical mechanisms underlying arsenicosis are still substantially unknown, arsenic is a known carcinogen; there is extensive literature that links human exposure to inorganic arsenic with a variety of cancers, including lung cancers, skin cancers, and urinary bladder carcinoma.

Chemical Reviews

The hazardous effects of smokeless tobacco on health in many low and middle-income countries are, however, substantially unknown.

Global Health Action

Expert writing Tips

Best practice

Use "is substantially unknown" when you want to convey a significant lack of knowledge or understanding about a subject. It's suitable for academic, scientific, or formal writing where precision is important.

Common error

Avoid using "is substantially unknown" in casual conversation or informal writing. Simpler phrases like "we don't know much about it" or "it's not well understood" are more appropriate.

Linguistic Context

The phrase "is substantially unknown" functions as a predicate adjective, modifying the subject of a sentence by describing its state of being not well-known or understood. As Ludwig AI confirms, it describes something that is largely not known or understood.

Expression frequency: Uncommon

Frequent in

Science

41%

News & Media

30%

Academia

6%

Less common in

Encyclopedias

4%

Wiki

3%

Formal & Business

3%

Ludwig's WRAP-UP

In summary, the phrase "is substantially unknown" is a grammatically correct and usable expression employed to indicate a significant lack of knowledge or understanding about a particular topic. Ludwig AI states that the phrase can be used to describe something that is largely not known or understood. While it appears most frequently in scientific and news-related contexts, its formal register makes it less suitable for casual conversation. Alternatives such as "is largely unstudied" or "remains largely a mystery" can be used depending on the specific nuance you want to convey. Remember to use this phrase judiciously, opting for simpler language in informal settings.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

is largely unstudied

Focuses on the lack of academic research or formal investigation.

is mostly unexplored

Emphasizes the lack of practical examination or discovery.

is primarily uninvestigated

Highlights the absence of systematic inquiry or scrutiny.

is largely unconfirmed

Indicates a lack of verification or validation.

remains largely a mystery

Implies a higher degree of obscurity and intrigue.

is largely undocumented

Highlights the absence of formal records or written evidence.

is essentially unrecognized

Focuses on the lack of acknowledgement or awareness.

is basically uncharted

Suggests that an area or topic is not yet mapped or understood.

is virtually unexamined

Emphasizes the almost complete absence of analysis or scrutiny.

is practically unstudied

Similar to "largely unstudied" but with a slightly stronger emphasis on the lack of formal research.

FAQs

How can I use "is substantially unknown" in a sentence?

You can use "is substantially unknown" to describe topics where knowledge is lacking. For example: "The long-term effects of the treatment "are substantially unknown" for children".

What are some alternatives to "is substantially unknown"?

Alternatives include "is largely unstudied", "remains largely a mystery", or "is mostly unexplored". The best choice depends on the specific context.

Is it better to say "is substantially unknown" or "is completely unknown"?

"Is substantially unknown" implies a significant lack of knowledge, but not necessarily a complete absence of it. "Is completely unknown" suggests that nothing is known. The choice depends on the degree of uncertainty you want to convey.

In what contexts is "is substantially unknown" most appropriate?

"Is substantially unknown" is most appropriate in formal and scientific writing when discussing topics where information is limited or uncertain. It's less suitable for informal conversation.