Used and loved by millions
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
have been discussed
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "have been discussed" is correct and usable in written English.
You can use it when you want to indicate that something has been talked about in the past. Example: The various approaches to the problem have been discussed at length in the meeting.
✓ Grammatically correct
Science
News & Media
Academia
Alternative expressions(20)
have been considered
have been addressed
have been talked about
were under discussion
were subject to discussion
have been examined
have been reviewed
have been debated
have been negotiated
have been taken care of
have been reviewing
have been subject
have been questioned
have been deliberated
have been recovered
have been devoted
have been talked
have been handled
have been taken into account
have been dealt with
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
Both concepts have been discussed.
News & Media
Security measures have been discussed.
News & Media
"Things have been discussed already," Hughes said.
News & Media
Its limitations have been discussed.
Science
Several other possibilities have been discussed.
News & Media
Reasons behind these results have been discussed.
Parametric trends observed have been discussed.
Some simple characterization techniques have been discussed.
Possible causes and solutions have been discussed.
The findings have been discussed in detail.
Two specific examples have been discussed.
Science
Expert writing Tips
Best practice
Use "have been discussed" when you want to indicate that a topic has been talked about previously, without necessarily specifying who did the discussing or the outcome of the discussion. This works well in formal contexts and academic writing where objectivity is important.
Common error
While grammatically correct, "have been discussed" can sound overly formal in casual conversation. Opt for simpler alternatives like "we talked about it" or "it came up" to maintain a natural tone.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "have been discussed" functions as the passive voice of the verb "discuss". It indicates that a subject has been the recipient of discussion. As Ludwig AI confirms, this is a standard and acceptable use in English.
Frequent in
Science
32%
News & Media
30%
Academia
7%
Less common in
Formal & Business
2%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, the phrase "have been discussed" is a grammatically correct and commonly used construction to indicate that a topic has been talked about. As Ludwig AI confirms, it’s suitable for formal and academic contexts, as shown by its frequent appearance in scientific papers, news articles, and academic texts. While versatile, it’s important to consider the tone and opt for more informal alternatives in casual conversation. Remember to use "has been discussed" for singular subjects and "have been discussed" for plural subjects. Understanding these nuances will help you use the phrase effectively in your writing.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
were under discussion
Highlights the state of being actively discussed, often implying ongoing conversations.
have been talked about
A more informal and direct way of saying "have been discussed".
have been considered
Emphasizes the act of thinking about something, rather than explicitly talking about it. It's more about contemplation than conversation.
were subject to discussion
A formal alternative indicating that the topics have been the object of conversation.
have been addressed
Suggests that the topic has been dealt with directly, often implying that solutions or actions have been proposed.
have been examined
Implies a more formal and detailed investigation or analysis of the subject.
have been reviewed
Focuses on the act of looking over something, often in a formal setting or for evaluation purposes.
have been debated
Indicates that there have been arguments or disagreements about the topic.
have been negotiated
Suggests discussions aimed at reaching an agreement, often in business or political contexts.
have been touched on
Indicates a brief or superficial discussion of the subject.
FAQs
How can I use "have been discussed" in a sentence?
You can use "have been discussed" to indicate that a topic has been talked about. For example: "The implications of the new policy "have been discussed" at length."
What are some alternatives to "have been discussed"?
Alternatives include "have been considered", "have been addressed", or "have been talked about", depending on the specific nuance you want to convey.
Is it correct to say "has been discussed" instead of "have been discussed"?
Yes, but "has been discussed" is used for singular subjects (e.g., "The issue has been discussed"), while "have been discussed" is used for plural subjects (e.g., "The issues have been discussed").
What's the difference between "have been discussed" and "were under discussion"?
"Have been discussed" implies that the discussion is complete, whereas "were under discussion" ("were under discussion") suggests that the discussion was ongoing at a particular time.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested