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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
have been specified
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "have been specified" is correct and usable in written English.
It can be used when indicating that something has been clearly defined or detailed in the past and is still relevant. Example: "The requirements for the project have been specified in the initial proposal."
✓ Grammatically correct
Science
News & Media
Academia
Alternative expressions(20)
have been superseded
have been offered
have been kept
have been dismissed
have been implemented
have been strengthened
have been solving
have received notice
have been excluded
have been improved
have been attributed
have been set out
have been upgraded
have been forwarded
have been trained
have been determined
have been shot
have been authorized
have been identified
have been reformed
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
But no cuts have been specified.
News & Media
First, types of knowledge have been specified.
Syllabuses and teaching methods have been specified narrowly.
News & Media
If you don't get the grades that have been specified in your offers, don't panic.
News & Media
This should be called on every machine after all the NetCon delays have been specified.
Academia
Predominantly, metrological elements have been specified to explain variability in ridership volume.
"But no rules have been specified for the storage conditions for the grain".
News & Media
Distance denotes a rigid body on which two material points (marks) have been specified.
Encyclopedias
The results have been specified to give recommendations for the improvement of the design.
This is the first time that turbulence parameter values have been specified for CEC devices.
Science
Several requirements to the design of cobalt Fischer-Tropsch catalysts have been specified.
Science
Expert writing Tips
Best practice
Use "have been specified" when you want to clearly indicate that requirements, conditions, or details have been precisely defined and communicated.
Common error
While generally acceptable, avoid using "have been specified" excessively in casual conversations. Simpler alternatives like "explained" or "mentioned" might be more appropriate.
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "have been specified" functions as a passive perfect construction, indicating that a particular action of specifying something has been completed, and its results are still relevant. Examples in Ludwig show its wide usage across different contexts.
Frequent in
Science
63%
News & Media
23%
Academia
14%
Less common in
Formal & Business
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, the phrase "have been specified" is a grammatically sound and frequently used construction that signifies that something has been clearly defined or detailed. As Ludwig AI confirms, its usage is widespread, especially in scientific, academic, and news contexts. To ensure clarity and appropriateness, consider the formality of your writing and context. While generally correct, simpler alternatives exist for more casual settings. Remember that the choice between "have been specified" and similar alternatives such as "have been defined" or "have been determined" depends on the specific meaning you intend to convey. The frequency of the phrase reflects its utility in precisely communicating information.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
have been determined
Emphasizes the act of finding out or establishing something definitively.
have been defined
Focuses on providing a clear and precise meaning or explanation.
have been designated
Highlights the act of officially assigning a role, purpose, or characteristic.
have been prescribed
Suggests a set of rules or instructions that must be followed.
have been laid down
Implies a formal establishment of rules, laws, or principles.
have been stipulated
Highlights a specific demand or condition in an agreement.
have been set out
Focuses on presenting details or information in a structured manner.
have been formalized
Emphasizes the act of making something official or legally binding.
have been standardized
Highlights the act of conforming to a specific set of rules or guidelines.
have been codified
Focuses on arranging laws or rules into a systematic code.
FAQs
How can I use "have been specified" in a sentence?
You can use "have been specified" to indicate that particular details, requirements, or instructions have been clearly defined. For example, "The project guidelines "have been specified" in the contract".
What are some alternatives to "have been specified"?
Some alternatives include "have been defined", "have been determined", or "have been outlined", depending on the specific context.
Is it correct to say "had been specified" instead of "have been specified"?
Yes, both are grammatically correct but convey different tenses. "Have been specified" refers to something specified in the past that is still relevant, while "had been specified" refers to something specified in the more distant past, before another past event.
What's the difference between "have been specified" and "are specified"?
"Have been specified" indicates a past action with present relevance (the details were specified and are still in effect). "Are specified" indicates a current state (the details are currently specified). The best choice depends on the context.
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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
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested