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
was checked for
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "was checked for" is correct and usable in written English.
It can be used when indicating that something was examined or tested for a specific purpose or condition. Example: "The document was checked for any errors before submission."
✓ Grammatically correct
Science
News & Media
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
Energy equilibration was checked for these steps.
Science & Research
Bias Correction and Background Correction was checked for protein quantification and normalization.
Science & Research
The model response was checked for the FD grid refinement, while attempting to minimize run time.
The proposed algorithm was checked for its performance in local environmental condition.
The computational basis was checked for errors when used for solving a quantum algorithm.
The designed probe was checked for its specificity by computer-aided comparative sequence analysis.
His home was checked for radiation but no trace was found and he recovered.
News & Media
The following night (29 Dec. 80) the area was checked for radiation.
News & Media
Their clothing was checked for anthrax when they left the work area.
News & Media
After the milk was checked for antioxidant activity, the researchers refrigerated some and froze the rest.
News & Media
His property was checked for traces of radiation but his death was attributed to natural causes.
News & Media
Expert writing Tips
Best practice
When using "was checked for", ensure the object being checked and the purpose of the check are clearly stated to avoid ambiguity.
Common error
Avoid using "was checked for" without specifying what was being looked for. For instance, instead of saying "The system was checked for issues", specify "The system was checked for security vulnerabilities".
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "was checked for" functions as a passive construction, indicating that a subject received an action of checking or examination, as confirmed by Ludwig. It highlights that something was examined to identify specific attributes or conditions.
Frequent in
Science
73%
News & Media
22%
Academia
3%
Less common in
Formal & Business
1%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, the phrase "was checked for" is a versatile and frequently used passive construction, as affirmed by Ludwig AI. Predominantly found in scientific and news media contexts, it conveys that a process of examination or verification has been conducted. Its function is to inform the audience about due diligence or quality control measures. While adaptable across various formality levels, it is particularly prevalent in neutral to formal settings. When using the phrase, ensure the object being checked and the purpose of the check are stated to avoid ambiguity. Alternatives like "was inspected for" or "was examined for" can be used depending on the context.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
was inspected for
Implies a detailed visual examination, often for flaws or specific features.
was examined for
Suggests a thorough investigation, often involving tests or procedures.
was screened for
Indicates a preliminary evaluation to identify potential issues or candidates.
was tested for
Emphasizes a formal assessment of performance or characteristics.
was assessed for
Focuses on evaluating the value, quality, or significance of something.
was evaluated for
Similar to assessed, but can also involve a more comprehensive judgment.
was reviewed for
Suggests a critical appraisal, often involving documentation or records.
was audited for
Implies a systematic and independent examination of financial records or processes.
was verified for
Focuses on confirming the truth or accuracy of something.
was investigated for
Implies a formal inquiry to uncover facts or evidence.
FAQs
How to use "was checked for" in a sentence?
Use "was checked for" to indicate that something underwent examination to identify a specific condition or attribute. For example, "The water "was checked for" contaminants".
What can I say instead of "was checked for"?
You can use alternatives like "was inspected for", "was examined for", or "was screened for" depending on the context.
Which is correct, "was checked for" or "is checked for"?
"Was checked for" is used for past events, while "is checked for" is for present or habitual actions. For example, "The equipment "was checked for" damage yesterday", versus "The equipment "is checked for" wear and tear weekly".
What's the difference between "was checked for" and "was tested for"?
"Was checked for" implies a broader examination, while "was tested for" suggests a formal assessment of performance or functionality. For instance, "The code "was checked for" errors", but "The software was tested for compatibility".
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
4.5/5
Expert rating
Real-world application tested