was ascertained by

USAGE SUMMARY

The phrase "was ascertained by" is correct and usable in written English.
It can be used when indicating that something was determined or discovered through a specific method or by a particular person or group. Example: "The cause of the malfunction was ascertained by the engineering team after thorough investigation."

✓ Grammatically correct

Science

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

The accuracy of the method was ascertained by recovery method.

Journal of Analytical Science and Technology

The end-point of reaction was ascertained by TLC.

Chemistry Central Journal

Euthanasia was ascertained by electrocardiogram and auscultation above the thorax.

European Radiology Experimental

Lipoperoxidation was ascertained by the formation of MDA.

European Journal of Obstetrics & Gynecology and Reproductive Biology

Chemical identity was ascertained by comparing its HPLC profile with that of the inactive congeners.

EJNMMI Radiopharmacy and Chemistry

For all variables, normality of data was ascertained by the Kolmogorov Smirnov test.

Journal of Orthopaedics and Traumatology

The specificity of the method was ascertained by analyzing the standard drug and sample.

Journal of Analytical Science and Technology

Specificity was ascertained by degrading the drug sample in alkaline medium.

Journal of Analytical Science and Technology

The hydrophilic behavior of PANI-NCC was ascertained by water regain factor.

Applied Water Science

In this conception, the particle size was ascertained by XRD analysis.

Applied Water Science

The reliability of the questionnaire was ascertained by first conducting a pre-test of the questionnaire.

International Journal of STEM Education

Expert writing Tips

Best practice

When using "was ascertained by", ensure the sentence clearly identifies the method or source that provided the information. This enhances clarity and credibility.

Common error

Avoid using "was ascertained by" excessively in your writing. While grammatically correct, overuse can lead to a passive and wordy style. Consider using active voice constructions where appropriate for a more direct and engaging tone.

Linguistic Context

The phrase "was ascertained by" functions as a passive construction used to indicate the means by which a piece of information or a fact was established or determined. Ludwig AI examples demonstrate its use across various scientific and formal contexts.

Expression frequency: Very common

Frequent in

Science

100%

Less common in

News & Media

0%

Formal & Business

0%

Encyclopedias

0%

Ludwig's WRAP-UP

In summary, "was ascertained by" is a grammatically correct and frequently used passive phrase that indicates how something was determined or discovered. According to Ludwig AI, it is commonly found in scientific and formal contexts to provide clarity and credibility by specifying the method or source of verification. While acceptable, writers should avoid overuse of passive voice and consider active constructions for a more direct tone. Alternatives like "was determined by" or "was confirmed by" can be used depending on the specific context. The phrase's formality makes it well-suited for academic and professional writing.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

was determined by

This alternative focuses on the act of finding something out, which is very close to "was ascertained by" changing only the verb.

was established through

This phrase highlights the process or method used to confirm something, similar to how "was ascertained by" identifies the means of discovery.

was verified via

This option emphasizes the validation aspect of "was ascertained by" with focus on how that validation happened.

was confirmed by

This alternative suggests a validation or corroboration of a fact or finding using an external source or proof and changing a verb.

was identified using

This phrase hones in on the specific tools or methods utilized to pinpoint or recognize something, similar to ascertaining.

was discovered through

Focus on the act of finding or uncovering information, slightly shifting the emphasis from confirmation to initial finding.

was concluded from

Highlights the derivation of a conclusion based on certain evidence or analysis.

was learned from

This suggests gaining knowledge or understanding from a particular source or experience, akin to ascertaining information.

was found out by

Emphasizes the process of uncovering or revealing something, less formal than "ascertained".

was figured out by

Suggests a process of reasoning or problem-solving that leads to a determination, more informal than "ascertained".

FAQs

What does "was ascertained by" mean?

The phrase "was ascertained by" means that something was discovered or determined through a specific method or source. It indicates how a particular fact or conclusion was established.

How can I use "was ascertained by" in a sentence?

You can use "was ascertained by" to show how something was determined. For example: "The cause of the malfunction "was ascertained by" the engineering team."

What are some alternatives to "was ascertained by"?

Alternatives include "was determined by", "was established through", or "was confirmed by". The best choice depends on the specific context and the nuance you want to convey.

Is "was ascertained by" formal or informal?

"Was ascertained by" is generally considered a formal phrase, often used in academic, scientific, or professional writing. In more casual contexts, phrases like "found out by" or "figured out by" might be more appropriate.