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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
by instance
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "by instance" is not grammatically correct and is not commonly used in written English.
A possible alternative could be "for example" or "by way of example." Examples: - "She showed her support for the campaign by attending rallies and sharing posts on social media, for instance." - "There are several reasons why I believe this new policy is flawed, by way of example, it neglects the needs of marginalized communities."
⚠ May contain grammatical issues
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
9 human-written examples
Instance by instance, they angrily contest the trustee's claims that they had been aware of meaningful concerns about Mr. Madoff's operations.
News & Media
The size of the reduction varies by instance family and region.
News & Media
Product modeling systems distributed at different locations are used for creating product databases that are described by instance features.
Science
Costs are also increased by instance failures, also charged hourly by AWS.
The highest performance was demonstrated by instance E which achieved 3052 requests per second.
Science
By instance, the duration of an AH-attack does not exceed 30 min.
Human-verified similar examples from authoritative sources
Similar Expressions
48 human-written examples
Using random spin glass instances as a benchmark, we find no evidence of quantum speedup when the entire data set is considered, and obtain inconclusive results when comparing subsets of instances on an instance-by-instance basis.
Science & Research
According to the number of new instances to be added in a model at a time, it can be sorted as instance-by-instance learning and block-by-block learning.
Science
Knight's tenure at Indiana was marked by instances of extremely temperamental behaviour.
Encyclopedias
The largest group of these incidents involved anti-immigrant sentiments, followed by instances of anti-black and anti-Semitic bigotry.
News & Media
Ariana Grande has tackled sexism and body shaming after being confronted by instances of both over the weekend.
News & Media
Expert writing Tips
Best practice
Avoid using the phrase "by instance" in formal writing. Opt for grammatically correct and widely accepted alternatives such as "for example" or "as an instance".
Common error
Many writers mistakenly use "by instance" thinking it is a direct synonym for "for instance". While understandable, this is not standard English and should be avoided. Rely on established alternatives.
Source & Trust
80%
Authority and reliability
2.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "by instance" functions as a prepositional phrase intended to introduce an example. However, it's considered grammatically incorrect, as indicated by Ludwig AI. Its intended function is similar to "for example" or "as an instance".
Frequent in
Science
34%
News & Media
33%
Formal & Business
33%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, while the phrase "by instance" attempts to function as a prepositional phrase introducing an example, it is generally considered grammatically incorrect. Ludwig AI identifies it as such, recommending alternatives like "for example" or "as an instance". Its frequency is uncommon, and its use is not advised in formal writing. The phrase is more likely to appear in scientific and news contexts, but even then, standard alternatives are preferable for clarity and correctness. It's better to rely on established and grammatically sound phrases to ensure effective communication.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
for example
Replaces the phrase with a more common and grammatically sound expression for providing an example.
as an instance
Uses "instance" as a noun, making the phrase grammatically correct while maintaining a similar meaning.
by way of example
Provides a more formal and grammatically correct alternative to introduce an example.
to illustrate
Shifts the focus to providing an illustration rather than a specific instance.
for illustration
Similar to "to illustrate" but uses a prepositional phrase.
in one case
Focuses on a single occurrence as an example.
in one situation
Highlights a specific situation as a representative example.
consider this case
Invites the listener/reader to contemplate a specific example.
take for instance
A slightly more emphatic way of introducing an example.
as a case in point
A more formal way to introduce an example that supports a previous statement.
FAQs
What are some alternatives to "by instance"?
Instead of "by instance", you can use more common and grammatically correct alternatives like "for example", "as an instance", or "by way of example".
Is "by instance" grammatically correct?
No, "by instance" is generally considered grammatically incorrect. It's better to use phrases such as "for example" or "as an instance" instead.
How can I use "for example" in a sentence?
You can use "for example" to introduce a specific case that illustrates a general point. For instance, "Many fruits are rich in vitamins; for example, oranges are high in vitamin C."
What is the difference between "by instance" and "for instance"?
While both phrases aim to provide an example, "by instance" is not considered grammatically correct. The proper and widely accepted phrase is "for instance".
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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
80%
Authority and reliability
2.8/5
Expert rating
Real-world application tested