been known for over

USAGE SUMMARY

The phrase "been known for over" is correct and usable in written English.
It can be used to indicate a duration of time during which something has been recognized or acknowledged. Example: "This species has been known for over a century for its unique migratory patterns."

✓ Grammatically correct

Science

News & Media

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

The role of vitamin D in bone health has been known for over a century.

Maturitas

The hydrogenation of CO2 to form methane has been known for over a century.

Nature

It has been known for over ten years that hypoallergenic milk carries a frequent risk of cross-reactivity.

Revue Française d'Allergologie

Although this law has been known for over 150 years, it has never been established with well-controlled accuracy (e.g. error bars).

Physica A: Statistical Mechanics and its Applications

Although the photodynamic inactivation of bacteria has been known for over a hundred years, its use to treat infections has not been much developed.

Journal of Photochemistry and Photobiology B: Biology

While the process of electrospinning has been known for over half a century, current understanding of the process and those parameters, which influence the properties of the fibers produced from it, is very limited.

Polymer

The existence of the MRF has been known for over 30 years but tonight's documentary provides new information on a secret British army unit that operated with impunity in the early 70s.

The Guardian - Opinion

"Likewise, unhappiness over the cost has been an issue for quite a few, but that's been known for over a year and has not impacted the polls significantly," he said.

The Guardian

Fractional order differential calculus has been known for over 300 years.

Nanoscale Research Letters

The medical properties of silver have been known for over 2,000 years.

International Nano Letters

Migraine It has been known for over a century that nitroglycerine causes typical headaches, e.g. in munitions workers [3].

The Journal of Headache and Pain

Expert writing Tips

Best practice

When using "been known for over", specify the duration to provide context and emphasize the longevity of the knowledge. For instance, "This method has been known for over a decade" is more informative than simply stating "This method has been known."

Common error

Avoid vague statements like "It has been known" without specifying for how long. Adding a timeframe (e.g., "for over a century") strengthens your statement and gives it more weight.

Linguistic Context

The phrase "been known for over" functions as a verbal phrase that introduces a duration of time. It indicates how long something has been recognized or understood. Ludwig AI shows examples from various fields, highlighting its widespread applicability.

Expression frequency: Very common

Frequent in

Science

76%

News & Media

18%

Formal & Business

6%

Less common in

Academia

0%

Encyclopedias

0%

Wiki

0%

Ludwig's WRAP-UP

The phrase "been known for over" serves as a powerful tool for emphasizing the duration and established nature of a particular piece of knowledge. As Ludwig AI confirms, it's grammatically sound and commonly used, especially in scientific and news contexts. While alternatives like "recognized for more than" exist, "been known for over" provides a direct and clear way to indicate the length of time something has been understood. When using this phrase, it's best practice to specify the duration to enhance clarity. Steer clear of vagueness by always including a timeframe for reference.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

recognized for more than

Emphasizes the recognition aspect rather than simple knowledge, suggesting active acknowledgment.

acknowledged for over

Similar to "recognized", but implies a more formal or official acceptance of something.

established for more than

Suggests that something has been firmly in place or accepted as fact for a certain period.

around for more than

A more informal way of saying something has existed for a while.

prevalent for over

Highlights the widespread existence or acceptance of something over time.

in existence for more than

Focuses on the continuous presence of something.

used for more than

Indicates that something has been actively employed or utilized during the specified period.

practiced for over

Specifies that a particular activity or method has been carried out for the duration.

in effect for over

Suggests a rule, law, or system has been operational during this time frame.

common knowledge for over

Highlights that something is widely known or accepted within a particular group or society.

FAQs

How can I use "been known for over" in a sentence?

Use "been known for over" to indicate that something has been recognized or acknowledged for a specified duration, such as "The greenhouse effect has "been known for over" a century."

What are some alternatives to "been known for over"?

You can use alternatives such as "recognized for more than", "acknowledged for over", or "established for more than" depending on the context.

Is it correct to say "been known for a long time" instead of "been known for over"?

While "been known for a long time" is acceptable, ""been known for over"" is often followed by a specific duration (e.g., "a century", "30 years"), providing more precise information.

What's the difference between "been known for over" and "discovered over"?

"Been known for over" implies that something has been recognized or acknowledged for a certain period, while "discovered over" suggests the act of finding something out at multiple points during that time. They aren't interchangeable.