has not previously been

USAGE SUMMARY

The part of the sentence 'has not previously been' is correct and can be used in written English.
You would use this phrase to indicate that something hasn't happened before. Example: The implementation of this policy has not previously been attempted in this region.

✓ Grammatically correct

Science

News & Media

Academia

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

This behavior has not previously been reported.

Chemical Engineering Science

This has not previously been attempted.

Polymer

Such research has not previously been undertaken.

Journal of Clinical Forensic Medicine

The move has not previously been reported.

The Washington Post

This latter phenomenon has not previously been described in CTCL.

Stanford University

To my knowledge, that argument has not previously been made.

Cornell University

This problem has not previously been studied mechanistically.

Combustion and Flame

This novel technology has not previously been tested in limestone.

Environmental Technology & Innovation

To our knowledge, this possibility has not previously been explored.

American Journal of Preventive Medicine

This has not previously been investigated for AED-training.

Resuscitation

The center's work has not previously been disclosed.

The New York Times

Expert writing Tips

Best practice

When using "has not previously been", ensure that the context clearly establishes what specific aspect is unprecedented. Ambiguity can weaken the impact of your statement.

Common error

Avoid using "has not previously been" if there's even a remote chance of prior similar occurrences. Double-check existing literature or data to ensure your claim is accurate; otherwise, you risk undermining your credibility.

Linguistic Context

The phrase "has not previously been" functions as a descriptor, typically used to qualify a statement or finding by emphasizing its novelty or lack of prior existence. It is used to highlight something that is new or unprecedented. According to Ludwig AI, this phrase is grammatically correct and can be used in written English.

Expression frequency: Very common

Frequent in

Science

79%

News & Media

12%

Academia

9%

Less common in

Formal & Business

0%

Encyclopedias

0%

Wiki

0%

Ludwig's WRAP-UP

In summary, "has not previously been" is a grammatically sound and widely used phrase to highlight the novelty of a statement or finding. It's most frequently used in scientific and news contexts to underscore the originality of a result or observation. Ludwig AI confirms the phrase's correctness and provides numerous examples of its use in reputable sources. Remember to use this phrase carefully, ensuring the context clearly establishes what specific aspect is unprecedented and double-checking existing literature to confirm your claims.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

is unprecedented

Emphasizes the lack of historical precedent.

is the first of its kind

Stresses uniqueness and originality.

has not been done before

Focuses on the action not being performed rather than a state of being.

has never occurred before

Directly states the absence of prior occurrences.

is a novel approach

Highlights the innovative aspect of the subject.

sets a new precedent

Implies that this instance will serve as a model for future cases.

represents a departure from the norm

Indicates a deviation from standard practices.

is a groundbreaking development

Highlights the innovative and impactful nature of the subject.

is uncharted territory

Uses a metaphor to convey the novelty of the situation.

remains unexplored

Focuses on the lack of investigation or analysis.

FAQs

How can I rephrase "has not previously been" to emphasize uniqueness?

You can use alternatives such as "is unprecedented", "is the first of its kind", or "is a novel approach" to highlight the distinctive nature of something.

What's the difference between "has not previously been" and "is new"?

"Has not previously been" emphasizes the complete absence of prior occurrence or knowledge, while "is new" simply indicates recentness. The former carries a stronger implication of originality and uniqueness.

Is "had not previously been" grammatically correct, and when should it be used?

Yes, "had not previously been" is grammatically correct. Use it when referring to a past situation where something had never occurred before a specific point in the past. For example: "The technique had not previously been tested before the experiment began."

Can I use "has not been previously" instead of "has not previously been"?

While understandable, "has not been previously" is less common and can sound slightly awkward. "Has not previously been" is the more standard and widely accepted phrasing.