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
as tested
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "as tested" is correct and usable in written English.
It is typically used to refer to the results or conditions observed during a testing process, often in technical or scientific contexts. Example: "The product's performance metrics were recorded as tested under controlled conditions."
✓ Grammatically correct
Science
News & Media
Science & Research
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
47 human-written examples
The instrument was working properly, as tested at other sites.
Science
Well, the Aurora ALX comes in at a wallet-plundering $4074, as tested.
News & Media
The combinability as tested as described above.
Science
As tested on real curves".
News & Media
(Overall mileage as tested: 9.9 m.p.g).
News & Media
As tested, it's mated to a six-speed auto box.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
13 human-written examples
Find a song or video to use as test material.
Wiki
Genetic testing in the future is going to be seen as critical as testing your cholesterol.
News & Media
This is known as testing.
As many as six tested positive.
News & Media
Get tested as soon as possible.
Wiki
Expert writing Tips
Best practice
When using "as tested", clearly specify the conditions and parameters under which the testing was performed to provide context and ensure reproducibility.
Common error
Avoid using "as tested" without specifying the testing environment or methods. This can lead to ambiguity and make it difficult for others to interpret or replicate the results. Always provide sufficient details about the testing process.
Source & Trust
83%
Authority and reliability
4.4/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "as tested" functions as an adverbial modifier, providing information about the circumstances or conditions under which a particular result or specification was achieved. Ludwig AI confirms its role in adding context to a statement.
Frequent in
News & Media
37%
Science
30%
Science & Research
17%
Less common in
Academia
4%
Wiki
4%
Formal & Business
0%
Ludwig's WRAP-UP
In summary, "as tested" is a useful adverbial phrase for indicating that information is based on specific testing conditions. Ludwig AI identifies the phrase as grammatically correct and frequently used in technical and evaluative contexts. Key considerations include specifying the conditions of testing for clarity and avoiding ambiguity. Common contexts include science, news and media, and research, where providing context is important. Remember that clear specification of the testing environment is key to making your usage effective. It is better to use phrases such as "according to tests", "based on empirical evidence", and "pursuant to testing".
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
as per the trials
Similar to 'as tested', but uses the word 'trials' indicating a formal testing process.
as determined through testing
Highlights the determination process and the method used to reach a conclusion.
according to tests
Focuses on the source of information, emphasizing that the results are based on tests.
following evaluation
Highlights the assessment process leading to the conclusion.
under experimental conditions
Highlights the specific environment in which the testing was conducted.
in accordance with the testing protocol
Stresses adherence to a predefined set of procedures during testing.
in the tested configuration
Specifies that results are specific to a particular setup or arrangement.
pursuant to testing
A more formal synonym, suitable for legal or official contexts.
based on empirical evidence
Emphasizes that the results are derived from observation and experimentation.
from the testing perspective
Shifts the focus to the viewpoint of the testing process itself.
FAQs
How can I use "as tested" in a sentence?
What does "as tested" mean?
"As tested" means according to the results obtained during a specific testing process or under certain conditions. It's used to provide context for results or specifications.
What's a more formal alternative to "as tested"?
A more formal alternative could be "according to experimental results" or "under controlled conditions". These phrases convey a similar meaning but are suitable for more formal or technical writing.
Is it always necessary to provide details about the testing conditions when using "as tested"?
While not always grammatically required, providing details about the testing conditions when using "as tested" improves clarity and context, allowing the reader to understand the limitations or specific circumstances of the testing.
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
83%
Authority and reliability
4.4/5
Expert rating
Real-world application tested