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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
under test
Grammar usage guide and real-world examplesUSAGE SUMMARY
"under test" is a perfectly acceptable phrase in written English.
You can use it to describe something (or someone) that is currently undergoing an evaluation or examination. For example, "The new car model is under test to see if it meets the stringent safety standards."
✓ Grammatically correct
Science
News & Media
Academia
Alternative expressions(20)
under fire
under way
under attack
under evidence
under Influence
undergoing trials
under control
under water
subject to validation
under negotiation
being assessed
in development
in the experimental phase
subject to scrutiny
in the process of testing
under consideration
under validation
being authenticated
under analysis
under review
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
57 human-written examples
Devices under test were connected via a wall socket.
Academia
One designed by Tesla is already under test".
News & Media
under test in the close loop of state variable filter.
These were the findings when this study was run under test conditions at Stanford University.
News & Media
Under test conditions up to 23% of bomblets from the M26 failed to explode on impact.
News & Media
These were built in eight stages, and operated satisfactorily under test conditions.
Academia
Our device sits between the mains line and the device under test.
Academia
I also knew that I was under test – what next, and could I bear to look at it?
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
3 human-written examples
Taking practice exams under test-taking conditions is a proven way to improve performance on exams.
Take many practice exams, preferably under test-like conditions.
Wiki
The situation for a real device under test is much more complicated.
Science
Expert writing Tips
Best practice
When using "under test", ensure the context clearly indicates what is being evaluated and the purpose of the evaluation.
Common error
Avoid using "under test" without specifying the specific parameters or conditions being evaluated. For example, instead of saying "The software is under test", specify "The software is under test for security vulnerabilities".
Source & Trust
83%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "under test" primarily functions as a prepositional phrase, often modifying a noun or pronoun to indicate that something is currently being evaluated or examined. As Ludwig indicates, it's a common and acceptable phrase in written English.
Frequent in
Science
48%
News & Media
21%
Academia
17%
Less common in
Wiki
6%
Encyclopedias
1%
Formal & Business
1%
Ludwig's WRAP-UP
In summary, the phrase "under test" is a grammatically sound and commonly used prepositional phrase that signifies an ongoing evaluation or examination process. According to Ludwig, the phrase is perfectly acceptable in written English. The phrase is particularly prevalent in scientific, academic, and news media contexts. While interchangeable with alternatives like "being evaluated" or "undergoing trials", "under test" often implies a formal and ongoing process. When using this phrase, ensure that the context clearly specifies the subject and the parameters being evaluated. As Ludwig shows, this versatile phrase effectively communicates that something is actively being assessed.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
being evaluated
Focuses on the evaluation aspect, highlighting that something is currently being assessed.
in the process of testing
Emphasizes the ongoing nature of the testing activity.
undergoing trials
Suggests a more formal or rigorous testing procedure.
being assessed
Highlights the evaluation of the subject's qualities or abilities.
in experimentation
Implies a scientific or investigative approach to the testing process.
being examined
Focuses on a detailed inspection or scrutiny of the subject.
in validation
Suggests that the goal is to confirm the subject's correctness or effectiveness.
subject to scrutiny
Highlights that the subject is being closely and critically examined.
being piloted
Implies a preliminary or trial run to assess feasibility or effectiveness.
in development
Focuses on the ongoing process of improving and refining something, which often includes testing.
FAQs
How can I use "under test" in a sentence?
You can use "under test" to indicate that something is currently being evaluated or examined. For example, "The new prototype is "under test" to assess its durability".
What's a good alternative to "under test"?
Alternatives to "under test" include phrases like "being evaluated", "undergoing trials", or "being assessed", depending on the context.
Is it better to say "being tested" or "under test"?
Both "being tested" and "under test" are grammatically correct and often interchangeable. The choice depends on the specific nuance you want to convey. "Under test" implies a more formal or ongoing process, while "being tested" is a more general statement.
What does it mean when something is "under test"?
When something is "under test", it means that it is currently undergoing an evaluation process to determine its performance, reliability, or other relevant characteristics. This often involves experiments, trials, or assessments.
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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
83%
Authority and reliability
4.6/5
Expert rating
Real-world application tested