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
confirmed against
Grammar usage guide and real-world examplesUSAGE SUMMARY
"confirmed against" is a valid phrase in written English.
It is used to indicate that something has been checked and verified against some data or criteria. For example, "The employee's information was confirmed against the company records."
✓ Grammatically correct
Science
News & Media
Alternative expressions(20)
verified with
validated by
checked against
authenticated using
corroborated by
cross-referenced with
benchmarked against
compared with
tested against
assessed in light of
reinforced against
indicated against
substantiated against
affirmed against
acknowledged against
determined against
verified against
certified against
convinced against
firmed against
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
53 human-written examples
Participants who gave a self-report of history of diabetes that could not be confirmed against any other sources of ascertainment were not considered as a confirmed case of T2D.
Science
New Zealand by 15 points (27-12) Why? From the start of the second half against Tonga, New Zealand have looked a different class, something confirmed against an admittedly poor France in the quarter-final.
News & Media
The serial Santos Laguna goal-scorer demonstrated against Brazil why he should be the U.S.'s incumbent starting central striker from here on out – a sentiment confirmed against Canada, when he got a second consecutive start.
News & Media
The findings are confirmed against actual sea-wave data.
Science
Probe-target hybridization was also confirmed against 20 individual Cannabis plant samples.
Science
Antifungal properties of ITCSUL were confirmed against different fungal pathogens by broth microdilution method.
Human-verified similar examples from authoritative sources
Similar Expressions
7 human-written examples
Nine said its legal team in Lebanon had confirmed charges against the crew had been downgraded.
News & Media
The army spokeswoman confirmed strikes against various locations in Gaza, but did not immediately provide details.
News & Media
The companies acknowledge, however, that several bases have temporarily barred them and some of their agents after investigators confirmed complaints against them.
News & Media
Moreover, recent in vitro studies also confirmed activity against all Gram-positive isolates, which were inhibited by ≤1 μg/mL tedizolid in samples of patients with HAP.
Science
On July 10, Ivorian judges confirmed charges against 84 people -- all on the Gbagbo side -- for crimes linked to the post-election period, setting the stage for trials.
News & Media
Expert writing Tips
Best practice
When using "confirmed against", ensure the sources or data you are comparing are clearly identified to provide context and credibility.
Common error
Avoid using "confirmed against" without specifying what the information was checked against. For example, instead of saying "The results were confirmed against", specify "The results were confirmed against previous studies".
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "confirmed against" functions as a verb phrase indicating a process of verification or validation. According to Ludwig AI, this involves checking the accuracy of something by comparing it with another source. It highlights the act of ensuring that information aligns with established data or criteria, as seen in many examples provided by Ludwig.
Frequent in
Science
67%
News & Media
30%
Formal & Business
3%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "confirmed against" is a highly versatile and valuable tool for emphasizing the validity of information. Ludwig AI identifies it as grammatically correct and particularly common in scientific and news contexts. To use the phrase effectively, always specify the source against which the information was confirmed to enhance credibility. Alternatives like "verified with" and "validated by" can be used for semantic variation, but maintaining clarity about the comparison source remains crucial.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
verified with
Emphasizes the act of checking accuracy using a specific source or method.
validated by
Suggests a more formal or official endorsement through testing or comparison.
checked against
Implies a straightforward comparison to ensure accuracy or consistency.
authenticated using
Focuses on establishing the genuineness or validity of something.
corroborated by
Highlights the reinforcement of a statement or finding through additional evidence.
cross-referenced with
Indicates a detailed comparison between multiple sources to ensure accuracy.
benchmarked against
Implies a comparison against a standard or reference point to assess performance.
compared with
Offers a general comparison without necessarily implying validation.
tested against
Focuses on assessing the performance or reliability of something under specific conditions.
assessed in light of
Suggests an evaluation considering specific information or circumstances.
FAQs
How can I use "confirmed against" in a sentence?
Use "confirmed against" to show that information or results have been verified by comparing them to something else, such as data, records, or other findings. For example, "The witness's statement was "confirmed against" security camera footage".
What does "confirmed against" mean?
"Confirmed against" means that something has been checked and verified by comparing it to a known source or set of data to ensure accuracy or validity.
What are some alternatives to "confirmed against"?
Alternatives to "confirmed against" include phrases like "verified with", "validated by", or "checked against". The best choice depends on the specific context.
In what contexts is "confirmed against" commonly used?
The phrase "confirmed against" is frequently used in scientific, academic, and news contexts to indicate that findings or information have been rigorously checked and validated. It is also used in formal and business settings when verifying data.
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
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested