has not been defined yet

USAGE SUMMARY

The phrase "has not been defined yet" is correct and usable in written English.
You can use it when indicating that something is still unclear or not established at the present time. Example: "The term used in the report has not been defined yet, which may lead to confusion among the readers."

✓ Grammatically correct

Science

News & Media

Human-verified examples from authoritative sources

Exact Expressions

20 human-written examples

The perfect protocol to produce articular cartilage has not been defined yet.

Injury

"If there's a homeland security mission, that has not been defined yet," she said.

The Washington Post

As for the merger with Wyeth, Ms. Arnold added: "Kindler's legacy has not been defined yet.

The New York Times

According to international recommendations, to date the best strategy for managing first-line bDMARD failures has not been defined yet and available data (especially on TNF inhibitors [TNFis]) seem to drive toward a personalized approach for the individual patient.

Autoimmunity Reviews

The genetic differences between these isolates may indicate that Cases 2 and 3 belong to the same clonal cluster, while Case 1 can be placed on the threshold, identifying a different clonal cluster, even if a threshold SNP number for Salmonella might not be identifiable29 and, to our knowledge, has not been defined yet for Salmonella 1,4,,12 i -.

Nature

Even though the tidal volume to be used in patients with so-called normal lungs has not been defined yet, these studies suggest that protective ventilator settings could prevent the development or ARDS, particularly when a systemic insult is associated.

Annals of Intensive Care

Human-verified similar examples from authoritative sources

Similar Expressions

40 human-written examples

Buckwald says that while the final design of a Leap Motion-enabled device hasn't been defined yet, it could work either with placement above a display like most current webcams are positioned, or below, as it's placed with the current standalone Leap hardware.

TechCrunch

And the quantitative advantages of vascularization and osteogenic environment in promoting engineered bone formation have not been defined yet.

Biomaterials

As if all this was not depressing enough, the Egyptians are electing a president whose powers have not been defined yet.

The Guardian - Opinion

It has been demonstrated that immunosuppressive drug cyclosporine A (CsA) increases the synthesis of reactive oxygen species (ROS) and lipid peroxidation products in vitro and in vivo studies, but its possible toxic effects in ovary tissue have not been defined yet.

International Immunopharmacology

Since prerequisites for an ACS in animals have not been defined yet [32], a relevant animal model of ACS should display this 'classic triad' of an ACS [33 36].

Annals of Intensive Care

Expert writing Tips

Best practice

Use "has not been defined yet" when you want to emphasize that a term, concept, or process is currently lacking a precise or universally accepted definition. It's suitable when the absence of a definition has implications or requires further clarification.

Common error

Do not use the phrase "has not been defined yet" when a definition already exists but is simply not widely known. Instead, provide the existing definition or indicate that further explanation is needed.

Linguistic Context

Function: The phrase "has not been defined yet" functions as a declarative statement indicating the absence of a formal or established definition for a particular subject at the present time. Ludwig AI confirms its correct usage in various contexts.

Expression frequency: Common

Frequent in

Science

70%

News & Media

20%

Formal & Business

10%

Less common in

Academia

0%

Encyclopedias

0%

Wiki

0%

Ludwig's WRAP-UP

In summary, the phrase "has not been defined yet" is a grammatically correct and frequently used expression that indicates the absence of a clear or established definition for a particular subject. As confirmed by Ludwig AI, this phrase is common in scientific and news contexts, with a neutral to formal register. When using this phrase, ensure that a definition truly does not exist and consider alternatives like "remains undefined" or "is yet to be defined" to add variety to your writing. It serves to inform the audience about the current state of a concept, highlighting the need for further clarification or establishment.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

remains undefined

This alternative is more concise, using a single word to convey the lack of definition.

is yet to be defined

This alternative reorders the words to emphasize the future need for definition.

lacks a clear definition

This alternative uses a different verb to express the absence of a definition.

is not yet clear

This alternative is less formal and focuses on the lack of clarity.

has not been clarified

This alternative suggests that something needs further explanation or specification.

is still to be determined

This alternative emphasizes that the definition is in the process of being established.

remains to be seen

This alternative implies that the definition will become apparent in the future.

is an open question

This alternative suggests that the definition is subject to debate or investigation.

is subject to interpretation

This alternative indicates that the definition is not fixed and can vary depending on context.

is not set in stone

This alternative uses a metaphor to convey that the definition is not final or unchangeable.

FAQs

What does "has not been defined yet" mean?

It means that a specific term, concept, or process lacks a clear, established, or universally accepted definition at the current time.

What are some alternatives to "has not been defined yet"?

You can use alternatives like "remains undefined", "is yet to be defined", or "lacks a clear definition" depending on the context.

When is it appropriate to use "has not been defined yet" in writing?

It is appropriate when indicating that a term or concept lacks a precise or universally accepted definition, implying that further clarification or establishment is needed.

Is "has not been defined yet" formal or informal?

The phrase "has not been defined yet" is generally considered suitable for both formal and informal contexts. It is frequently used in scientific, news, and general writing.