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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
back up date
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "back up date" is correct and usable in written English.
It can be used when referring to a date that is set as a backup or alternative in case the primary date is not feasible. Example: "In case of bad weather, we have a back up date scheduled for next Saturday."
✓ Grammatically correct
Wiki
News & Media
Alternative expressions(4)
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
59 human-written examples
If the location is a popular one, you may need to have either a few back up dates or back up locations in mind.
Wiki
The back-up date?
News & Media
Your preferred exam date could be full before your exam application is processed, so have a back-up date in mind.
Wiki
A rain date is a back-up date for the trip in case it rains on the day you were supposed to go.
Wiki
Unless your plans are totally flexible, it is essential to call the property before you bid to find out if there are vacancies on the dates you want to travel -- and have back-up dates in mind in case the vacancy fills while you're waiting for your bid to be processed.
News & Media
"Myself and others have found getting your phone book back up to date is getting more important".
News & Media
Microsoft wants search that remembers everything you have seen, letting you call it back up by date, topic or what you were doing when you saw it–surfing, reading e-mail, etc. Google does not want human entanglements.
News & Media
The series restarted the series' mythology, and the first arc of the story focused on "seek[ing] to bring the mythology of the Alien Conspiracy back up to date in a more paranoid, post-terror, post-wikileaks society".
Wiki
Even if you get just a month or two behind, you may have trouble getting your payments back up-to-date, which can cause you problems down the road.
Wiki
And so here she is, on the cusp of her 31st birthday, coming down after a long tour before she starts back up again, single, dating, living, and most importantly, growing.
News & Media
It is possible that some banks will mark their assets down too far, and will be able to mark them back up at a later date.
News & Media
Expert writing Tips
Best practice
When working with time-sensitive projects, including a "back up date" in your timeline helps ensure project completion even if delays occur.
Common error
Avoid using "back up date" when you are simply postponing an event without a pre-determined alternative. A "back up date" is established in advance, whereas postponement implies a later, unspecified rescheduling.
Source & Trust
78%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "back up date" primarily functions as a noun phrase, typically serving as an object or complement within a sentence. It identifies an alternative time for a planned event or activity. Ludwig AI indicates its correct and usable status in written English.
Frequent in
Wiki
40%
News & Media
40%
Science
20%
Less common in
Formal & Business
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "back up date" refers to an alternative date established in advance as a contingency plan. Ludwig AI confirms that it is grammatically correct and usable in written English. It's most frequently found in Wiki and News & Media contexts, with neutral to informal register. When using this phrase, it's important to ensure that it is a predetermined alternative, not just a general postponement. Related alternatives include "alternative date" and "contingency date". Having a "back up date" in planning demonstrates preparedness and helps to ensure the continuation of activities despite unforeseen circumstances.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
Alternative date
Replaces "back up" with "alternative", focusing on the substitution aspect.
Contingency date
Uses "contingency" to emphasize the plan's purpose in case of unexpected events.
Secondary date
Emphasizes the second-choice nature of the date.
Reserve date
Highlights the kept-in-reserve aspect of the date.
Fallback date
Uses "fallback" to suggest a date to revert to if the original plan fails.
Reschedule date
Implies the action of changing to a later date as a backup plan.
Later date
A more general reference to a future time.
Standby date
Highlights the readiness of the date to be used when needed.
Subsequent date
Refers to a date that follows the initial one.
Buffer date
Highlights the date's role as a safety measure or extra time.
FAQs
What is the meaning of "back up date"?
A "back up date" refers to an alternative date set in advance in case the primary date for an event or activity becomes unfeasible. It serves as a contingency plan to ensure the event can still occur.
How do I use "back up date" in a sentence?
You can use "back up date" in a sentence like: "We've set a "contingency date" in case the weather is bad on Saturday."
What are some synonyms for "back up date"?
Some synonyms for "back up date" include "alternative date", "contingency date", or "reserve date".
Is it necessary to have a "back up date" for every event?
While not always necessary, having a "back up date" is helpful for important events or activities where rescheduling might be difficult or cause significant inconvenience. Consider the potential impact of cancellation when deciding whether to establish a "contingency date".
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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
78%
Authority and reliability
4.1/5
Expert rating
Real-world application tested