Used and loved by millions
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
if either of these dates
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase 'if either of these dates' is correct and usable in written English.
You could use it in a sentence such as "Please let me know if either of these dates work for you."
✓ Grammatically correct
Science
News & Media
Formal & Business
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified similar examples from authoritative sources
Similar Expressions
60 human-written examples
If none of these dates work for you, you can also present in the Spring Quarter.
Academia
In the case of no reported drug stop date, the date when the NC first received the report was employed, and if none of these dates were available, the date when the report was first entered into VigiBase was used.
Science
Hopefully, your local weather will cooperate on most, if not all of these dates.
News & Media
Thinking of "honoring" mothers and fathers if you pick one of these dates?
News & Media
The significance of these dates, if any, is unknown.
News & Media
Patients were followed from the date of diagnosis (either date of diagnostic staging or date of operation if staging date was not registered) in DGCD until date of death, emigration or end of follow-up.
Science
If either the histology or the date of diagnosis were not present, then the case was designated "possible".
If either of you decides to date someone new, and you do want to maintain a friendship with them, then let them know what is happening.
Wiki
Survival was calculated as the difference between date of surgery, or if not available the date of confirmed diagnosis (which is usually the same as the date of surgery), and, either the date of death, or the date of last patient follow-up.
Science
If out-of-date driver data is cross-referenced with a list of registered voters, that could show incorrectly that the registered voter is not a citizen.
News & Media
We matched each relationship report to a single conjugal relationship based either on the date of interview, or the date of last sex if the relationship had ended.
Science
Expert writing Tips
Best practice
When presenting options, ensure clarity by explicitly stating what action should be taken if either date works, such as "Please confirm which date suits you best."
Common error
Avoid limiting communication to only the specified dates. Include a statement like, "If neither of these dates works, please suggest an alternative so we can find a time that suits everyone."
Source & Trust
73%
Authority and reliability
3.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "if either of these dates" functions as a conditional conjunction, introducing a clause that presents two possible dates and sets a condition based on whether one or the other is suitable. Although Ludwig does not provide examples, the phrase is grammatically sound.
Frequent in
Science
0%
News & Media
0%
Formal & Business
0%
Less common in
Science
0%
News & Media
0%
Formal & Business
0%
Ludwig's WRAP-UP
The phrase "if either of these dates" introduces a conditional choice between two dates. It's grammatically correct and neutrally formal, fitting various scenarios. Ludwig confirms its validity, although no specific examples were found. For alternatives, consider options like "if one of these dates works" or "should any of these dates be suitable" to subtly adjust the tone and focus. Ensure clear instructions follow the phrase to guide the recipient on the next steps.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
if one of these dates works
Focuses on the affirmative – one date being suitable, rather than the condition of 'either'.
should any of these dates be suitable
Replaces 'if either' with a more formal, tentative phrasing using 'should any'.
in case one of these dates is convenient
Expresses the condition as a matter of convenience rather than a strict choice.
if either date is feasible
Substitutes 'of these dates' with 'date' and uses 'feasible' to suggest practicality.
if any of these dates are acceptable
Replaces 'either' with 'any', focusing on general acceptability.
provided that one of these dates is possible
Introduces a condition where one date being possible is a prerequisite.
on the condition that either of these dates is okay
Adds a stronger condition, emphasizing that agreement depends on date suitability.
assuming one of these dates is agreeable
Suggests an assumption that a date will be agreeable for all parties.
if one of the proposed dates is suitable
Uses 'proposed' to specify that the dates have been suggested beforehand.
if any of the listed dates are convenient
Replaces 'these' with 'listed', indicating that the dates are part of a schedule.
FAQs
How can I use "if either of these dates" in a sentence?
You can use "if either of these dates" to present a choice, like in the sentence, "Please let me know if either of these dates works for you, or if you need to propose another time."
What's a formal alternative to "if either of these dates"?
For a more formal tone, you could say "Should either of these dates be suitable". This phrasing is often used in professional correspondence.
Which is correct, "if either of these dates work" or "if either of these dates works"?
The correct form depends on the context. If referring to the choice as a whole, "works" is appropriate: "If either of these dates works, let me know." If emphasizing individual dates, "work" could be used, though it's less common.
What can I say instead of "if either of these dates" to sound more flexible?
To sound more flexible, try, "If none of these dates are good, please suggest an alternative time".
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
73%
Authority and reliability
3.5/5
Expert rating
Real-world application tested