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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
discern by
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "discern by" is correct and usable in written English.
It can be used when discussing the ability to perceive or recognize something through a specific method or means. Example: "You can discern by examining the details closely whether the information is accurate."
✓ Grammatically correct
Science
News & Media
Wiki
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
16 human-written examples
Earlier this week No 10 declined a request from the Guardian to publish his recent meetings with media owners in tandem with the arrival of the Leveson report, but his contacts (and those of other ministers) will be published some time early in the new year, by which time it may be possible to discern by whom pressure has been applied.
News & Media
Calcite may be present as filler but its presence is impossible to discern by XRF from the aforementioned calcium phosphate.
Science
Many of the changes he sees are less than twofold and thus difficult to discern by qPCR.
Science & Research
The more Λ deviates from the value predicted by quantum physics, the easier it will be to discern by measuring the wave-packet expansion.
Science
What is the specialized configuration of information space utilized by neoplastic cells that they can discern by virtue of their unique observer/participant/status as an independent 'self'?
At times when it is difficult to discern by ear between stops and their spirantized fricatives [cf. Ratte (2009, 2011)], acoustic spectrograms were used to assist in distinguishing the two, as the former contained a clear spike indicating the stop burst, while the latter did not (Fig. 4).
Science
Human-verified similar examples from authoritative sources
Similar Expressions
43 human-written examples
At this level of sharpness individual pixels cannot be discerned by the human eye.
News & Media
Five other diffuse objects discerned by Hubble were definitely not gaseous nebulae.
Encyclopedias
Dr. Rosenfeld examined precipitation patterns discerned by instruments aboard an earth satellite launched in late 1997 to measure global rainfall.
News & Media
But he thought that the spiritual development of a people cannot be discerned by purely rational processes.
Encyclopedias
Techniques are a major part of the show, as can be discerned by its mildly punning title: "By All Means: Materials and Mood in Children's Book Illustration".
News & Media
Expert writing Tips
Best practice
When using "discern by", ensure that the method or means of discerning is clearly stated to provide context and clarity to your writing.
Common error
Avoid using "discern by" without specifying the means of discernment. For instance, instead of saying "It can be discerned by…", specify what is doing the discerning. A better formulation would be "It can be discerned by using specific instruments."
Source & Trust
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
"Discern by" functions as a verb phrase indicating the method or means through which something is perceived or understood. Ludwig AI confirms its use across various contexts, showcasing its role in specifying how discernment takes place, such as "discern by inspection" or "discern by measuring."
Frequent in
Science
65%
News & Media
25%
Wiki
10%
Less common in
Formal & Business
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "discern by" is a grammatically correct and frequently used phrase that means to perceive or recognize something through a specific method. Ludwig AI indicates that its usage is common across various contexts, particularly in scientific and news-related domains. It's important to clearly specify the means of discernment to avoid vagueness. Related phrases include "identify using" and "determine through", offering alternative ways to express the process of understanding. The phrase is suitable for both formal and informal writing, though its prevalence in technical and news contexts lends it a slightly more formal tone.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
distinguish through
Focuses on the act of differentiating something using a specific method.
ascertain via
Highlights using a particular pathway or tool to determine something.
identify using
Emphasizes the process of recognizing something with a specific instrument or technique.
determine through
Indicates a method of resolution or confirmation by a particular means.
detect via
Suggests uncovering something through a certain channel or medium.
differentiate via
Highlights distinguishing between items through a particular mechanism.
recognize through
Focuses on identifying something using a specific sensory or cognitive method.
deduce from
Emphasizes drawing conclusions based on evidence or observations.
infer from
Stresses the process of deriving information or conclusions from given data.
perceive with
Indicates using a particular sense or instrument to become aware of something.
FAQs
How can I use "discern by" in a sentence?
You can use "discern by" to indicate the method through which something is understood or distinguished. For example, "You can "discern by" examining the details closely whether the information is accurate."
What phrases are similar to "discern by"?
Alternatives include phrases like "identify using", "detect via", or "determine through", each emphasizing the method of perception or differentiation.
Is "discern by" formal or informal?
"Discern by" is suitable for both formal and informal contexts, though it appears more frequently in scientific and news-related content, suggesting a slightly more formal or technical tone.
Which is correct, "discern by" or "discern through"?
Both "discern by" and "discern through" are grammatically correct and usable. "Discern by" emphasizes the means or instrument used for discerning, while "discern through" highlights the medium or process through which discernment occurs.
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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
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested