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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
either of those
Grammar usage guide and real-world examplesUSAGE SUMMARY
"either of those" is a correct and usable phrase in written English.
It is commonly used to refer to two items or options that are being compared or considered. Example: "I can't decide which movie to watch tonight - either of those options would be great."
✓ Grammatically correct
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
60 human-written examples
Either of those would help.
News & Media
Neither will executing Mr. McVeigh accomplish either of those ends.
News & Media
Either of those moves alone would have been risky.
News & Media
Either of those courses would include major hurdles.
News & Media
"But, for me, I'm not either of those girls.
News & Media
Do you know who either of those people are?
News & Media
Either of those names would make for interesting scraps.
News & Media
This was not either of those moments.
News & Media
available on either of those services).
Academia
And we don't have either of those".
News & Media
I've never read either of those".
News & Media
Expert writing Tips
Best practice
When using "either of those", ensure that there are clearly only two items or options being referred to in the context. Ambiguity can confuse the reader.
Common error
Avoid using "either of those" when referring to more than two choices. "Any of those" is more appropriate if there are more than two options.
Source & Trust
88%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "either of those" functions as a demonstrative determiner phrase, specifically identifying one of two previously mentioned entities. It guides the listener or reader to select one from the two options presented. As Ludwig AI confirms, it is commonly used and grammatically sound.
Frequent in
News & Media
68%
Academia
20%
Formal & Business
5%
Less common in
Science
3%
Encyclopedias
2%
Reference
2%
Ludwig's WRAP-UP
In summary, "either of those" is a grammatically sound and frequently used phrase for indicating a choice between two previously mentioned options. As Ludwig AI confirms, its function is to guide the listener or reader to select one of the two presented choices. Predominantly found in news and media, and academic contexts, the phrase maintains a neutral register suitable for both formal and informal communication. Be mindful to use it exclusively when referring to exactly two options to avoid ambiguity. If more than two options are available, "any of those" is a more appropriate choice.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
either one of those
Adds emphasis on selecting one item, making it slightly more explicit.
either alternative
Replaces "those" with the more formal "alternative" for heightened specificity.
either option
Synonymous with "either alternative", emphasizing the aspect of choice.
either possibility
Emphasizes the potential or likelihood of the options under consideration.
any of those
Broadens the selection to include potentially more than one, whereas "either" is strictly limited to one of two.
whichever of those
Suggests more open and less critical selection criteria.
one of those
Refers to only one without the explicit choice between two.
that one
Simplifies the reference to a single item from the previously mentioned options, less formal.
neither of those
Expresses negation; none of the options are applicable or chosen.
each of those
Shifts the focus to considering the items separately, not as a choice between them.
FAQs
How do I use "either of those" in a sentence?
Use "either of those" to refer to one of two previously mentioned options. For example, "I can choose tea or coffee; "either of those" sounds good."
What's the difference between "either of those" and "any of those"?
"Either of those" specifies a choice between two options, while "any of those" implies a selection from a group of three or more.
Is it correct to say "either of these" instead of "either of those"?
Yes, "either of these" is also correct. "These" refers to items closer in proximity (physically or conceptually), while "those" refers to items further away. The choice depends on the context.
What can I say instead of "either of those" to sound more formal?
In a more formal context, consider using "either alternative" or "either option" to maintain a higher level of formality.
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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
88%
Authority and reliability
4.6/5
Expert rating
Real-world application tested