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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
CEO of Professional Science Editing for Scientists @ prosciediting.com
has existed for
Grammar usage guide and real-world examplesUSAGE SUMMARY
'has existed for' is correct and usable in written English.
You can use it when you are describing how long something has been around. Example: The family business has existed for over two hundred years.
✓ Grammatically correct
News & Media
Academia
Science
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
60 human-written examples
Similar technology has existed for years.
News & Media
The problem has existed for months.
Academia
In Mexico, democracy has existed for decades.
News & Media
Brand naming has existed for centuries.
News & Media
It has existed for many years.
News & Media
BTW, clean coal technology exists (and has existed for years).
The legal profession has existed for over two thousand years.
Academia
This problem has existed for a while in Medicaid.
Academia
Economic pressure on fees has existed for years now.
Academia
Thessaloniki has existed for over twenty-three centuries.
Science
"It is a phenomenon that has existed for 500 years.
News & Media
Expert writing Tips
Best practice
Use "has existed for" to clearly indicate the duration of something's existence. This phrase works well in both formal and informal contexts.
Common error
Avoid using "has existed since" when you want to express a duration. "Since" is used to indicate a starting point, while "for" indicates a period of time.
Source & Trust
87%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "has existed for" functions as a verb phrase indicating the duration of something's existence. It modifies a noun, specifying how long it has been present or in effect. Ludwig AI confirms its correct usage in English.
Frequent in
News & Media
52%
Academia
30%
Science
18%
Less common in
Formal & Business
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "has existed for" is a grammatically correct and versatile phrase used to express the duration of something's existence. Ludwig AI validates its proper usage, and its widespread presence across diverse sources like news, academic papers, and scientific publications demonstrates its relevance in both formal and informal communication.
When using this phrase, remember that "for" specifies a duration, unlike "since" which indicates a starting point. Alternatives like "has been around for" can add variety to your writing. By following these guidelines, you can confidently and effectively incorporate "has existed for" into your vocabulary.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
has been around for
Replaces "existed" with a more informal synonym, emphasizing presence or activity over time.
has lasted for
A simple and direct way to express the duration of something.
has continued for
Stresses the uninterrupted nature of something over time.
has been present for
Highlights the continuous presence of something, often in a specific context.
has been in place for
Focuses on the establishment or implementation of something over a period.
has been ongoing for
Highlights that a process or activity has been in progress continuously.
has prevailed for
Indicates that something has been dominant or successful over a certain duration.
has endured for
Implies that something has survived or lasted through difficulties.
has been maintained for
Suggests active effort to keep something in its current state over a period.
has remained for
Emphasizes the persistence of something in a particular state or condition.
FAQs
How can I use "has existed for" in a sentence?
The phrase "has existed for" is used to describe the duration of something. For example, "The company "has existed for" over 50 years".
What's the difference between "has existed for" and "has existed since"?
"Has existed for" indicates a duration, like "The tradition "has existed for" centuries." "Has existed since" indicates a starting point, like "The tradition "has existed since" the 18th century."
What are some alternatives to "has existed for"?
You can use phrases such as "has been around for", "has been in place for", or "has lasted for" to convey similar meanings.
Is it correct to say "has been existing for" instead of "has existed for"?
While grammatically possible, "has been existing for" is less common and often sounds awkward. "Has existed for" is more concise and generally preferred.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
87%
Authority and reliability
4.6/5
Expert rating
Real-world application tested