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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
regardless of either
Grammar usage guide and real-world examplesUSAGE SUMMARY
"regardless of either" is a correct and usable phrase in written English.
You can use it to refer to two options that both have the same outcome, regardless of the choice that is made. For example: "Students can take the bus or walk to school, but the outcome will be the same regardless of either option."
✓ Grammatically correct
Science
News & Media
Academia
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
31 human-written examples
The tribunal could decide it applies, regardless of either side's wishes.
News & Media
The calculated results also indicate that the kinetic behavior of neutron source is almost similar regardless of either 500 MeV protons or 14 MeV neutrons injection.
Science
Sleep-onset and maintenance insomnia is a common symptom in schizophrenic patients regardless of either their medication status (drug-naive or previously treated) or the phase of the clinical course (acute or chronic).
An editorial in Le Monde on Tuesday said, "If the prisoners are cleared of all charges, this will be a hard new blow for the credibility of the 'war against terrorism' waged by President Bush regardless of either national or international law or morality".
News & Media
The very fact that entirely respectable writers occasionally feel drawn to write what is perfectly obviously science fiction – regardless of either their own protestations or those of their publishers – shows that a further dialogue between genres is possible, especially if we concede that literary fiction may be legitimately regarded as one as well.
News & Media
It works regardless of either why the deterioration occurs in each particular instance, or how it actually manifests itself (loss of accuracy, loss of stability, etc).. Our algorithm relies on the Huygens' principle in the generalized form, when a non-zero electrostatic solution can be present behind aft fronts of the propagating waves, i.e., inside the lacunae of Maxwell's equations.
Human-verified similar examples from authoritative sources
Similar Expressions
28 human-written examples
Regardless of how either case is resolved, Philip Morris and other tobacco companies will remain under intense political and litigation pressures.
News & Media
Mr. Fox's Republican co-chairman, Arthur J. O'Neill, of Southbury, said that regardless of what either lawyer advises, committee members "do not have to adopt" one side.
News & Media
Arbitration, on the other hand, is typically binding on the parties regardless of whether either agrees with the decision of the arbitrator.
News & Media
This would have been The Big Match to Napoli's supporters regardless of where either team stood in the table, or indeed which table they belonged to.
News & Media
Regardless of whether either scenario is correct, TGF-α treatment decreased the percentage of motile cells.
Science
Expert writing Tips
Best practice
Use "regardless of either" when you want to emphasize that the selection between two possibilities doesn't alter the final result or conclusion. This phrase helps to underscore the consistency or universality of a certain outcome.
Common error
Avoid using "regardless of either" when more than two options are involved. In such cases, opt for phrases like "regardless of any" or "regardless of all" to accurately convey the intended meaning.
Source & Trust
84%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "regardless of either" functions as a prepositional phrase that modifies a clause, indicating that the truth or validity of the clause is not affected by a choice between two options. Ludwig examples show it commonly introduces statements of invariance.
Frequent in
Science
46%
News & Media
32%
Academia
8%
Less common in
Wiki
3%
Formal & Business
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "regardless of either" is a prepositional phrase used to indicate that a particular result or situation is unaffected by a choice between two specific options. As Ludwig AI confirms, the phrase is grammatically correct and commonly used. While suitable for both formal and informal contexts, it appears most frequently in scientific and news-related sources. When using this phrase, ensure that only two options are being considered; otherwise, alternative phrasing may be more appropriate. Alternatives such as "irrespective of either" can provide similar meaning with slightly different connotations.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
irrespective of either
Replaces "regardless" with "irrespective", a synonym with a slightly more formal tone.
notwithstanding either
Substitutes "regardless" with "notwithstanding", indicating that something is true despite either option.
regardless of which of the two
Elaborates on "either", making the reference to two specific choices more explicit.
independent of either
Replaces "regardless" with "independent", emphasizing that the outcome doesn't depend on the choice.
without regard to either
Uses a more formal construction to convey the meaning of "regardless".
no matter which of the two
Offers a more emphatic way to express the lack of dependence on either choice.
despite either
A shorter way of saying the same idea. The word 'regardless' is replaced by 'despite'.
in either case
Focuses on the outcome being the same in both scenarios, rather than the choices themselves.
whichever the option
Expresses that the result remains the same no matter the option
in either situation
Expresses that the result remains the same no matter the situation
FAQs
How can I use "regardless of either" in a sentence?
Use "regardless of either" to indicate that the outcome remains the same no matter which of two options is chosen. For example: "The project will proceed, "regardless of either" funding source."
What phrases are similar in meaning to "regardless of either"?
Alternatives include "irrespective of either", "notwithstanding either", or "without regard to either". Each emphasizes that the outcome isn't affected by the selection between two options.
Is it appropriate to use "regardless of either" in formal writing?
Yes, "regardless of either" can be used in formal writing, but be mindful of the specific context. More formal alternatives like "notwithstanding either" might be preferred in certain situations.
When should I avoid using "regardless of either"?
Avoid using "regardless of either" when there are more than two options or when the context requires a more nuanced expression of indifference. For example, use "regardless of the circumstances" instead of ""regardless of either"" if the situation involves more than two specific conditions.
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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
84%
Authority and reliability
4.1/5
Expert rating
Real-world application tested