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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
the day that
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "the day that" is correct and usable in written English.
It can be used to refer to a specific day when an event occurred or will occur. Example: "I will never forget the day that we first met at the park."
✓ Grammatically correct
News & Media
Science
Alternative expressions(20)
the page that
the tsunami that
the earth on which
the foundation on which
the page on which
the plane on which
on that day
the date on which
on the date that
the occasion when
when
the specific day
the data on which
the moment that
the period when
When
the time when
the date of which
the occasion on which
the day on which
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
At the end of the day, that doesn't matter.
News & Media
So let me summarise the day that was.
News & Media
To compare the dietary intake of individuals on the day that they ate fast food with the day that fast food was not eaten.
"I see the day that's coming".
News & Media
At the end of the day, that is what matters.
News & Media
For much of the day, that did not look likely.
News & Media
At the end of the day, that benefits us all.
News & Media
He recalled the day that set his career course.
News & Media
At the end of the day, that's what matters".
News & Media
"And at the end of the day that proves disastrous.
News & Media
But at the end of the day, that's progress.
News & Media
Expert writing Tips
Best practice
When using "the day that", ensure the context clearly defines the event or situation associated with that particular day to avoid ambiguity. For enhanced clarity, specify the year if historical context is important.
Common error
Avoid using "the day that when" because it creates a redundant clause. The phrase should be either "the day that" or "the day when", not both. Using both is grammatically incorrect and disrupts the flow of the sentence.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "the day that" functions as an adverbial clause modifier, introducing a clause that specifies a particular day. It pinpoints a specific time frame within the broader narrative, providing context and precision as affirmed by Ludwig.
Frequent in
News & Media
57%
Science
24%
Academia
10%
Less common in
Formal & Business
5%
Encyclopedias
2%
Wiki
2%
Ludwig's WRAP-UP
In summary, "the day that" serves as a crucial temporal marker, effectively anchoring events to specific dates across diverse contexts. As validated by Ludwig, its grammatical correctness and common usage underscores its reliability in both formal and informal communication. While interchangeable with alternatives like "the time when" or "the occasion when", it's crucial to avoid redundant constructions. From news reports to scientific literature, "the day that" remains a versatile tool for precise temporal reference. Remember to ensure that the context surrounding "the day that" clearly defines the relevant event, and be mindful of potential redundancies in phrasing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
the date when
Replaces "day" with "date", emphasizing the calendar aspect, and "that" with "when", creating a more formal tone.
the particular day that
Uses "particular" to indicate that a specific and distinguishable day is being referred to.
the specific day when
Adds "specific" for emphasis, clarifying that a particular day is being referenced.
the occasion when
Substitutes "day" with "occasion", shifting the focus to a specific event or circumstance.
the very day that
Adds "very" for emphasis, highlighting the importance or uniqueness of the day.
the time when
Uses "time" instead of "day", broadening the scope to include any specific moment, not just a day.
the fateful day that
Implies that the day had significant or even catastrophic consequences.
the moment that
Replaces "day" with "moment", highlighting a shorter, more instantaneous period.
the appointed day when
Suggests a day that was pre-arranged or designated for a particular purpose.
the period when
Emphasizes a longer duration of time, using "period" instead of a single day.
FAQs
How can I use "the day that" in a sentence?
Use "the day that" to specify a particular day when an event occurred. For instance, "I remember "the day that" I graduated from college."
What is the difference between "the day that" and "the day when"?
Both phrases are often interchangeable. "The day when" might sound slightly more formal, but their function is the same: to refer to a specific day something happened. Example: "The day that I met her" vs. "The day when I met her".
Can I omit "that" in "the day that"?
Yes, omitting "that" is grammatically correct. You can simply say "the day" followed by the clause without affecting the meaning. Example: "The day I left" is the same as ""the day that" I left."
What are some alternatives to "the day that"?
Alternatives include "the occasion when", "the moment that", or "the time when", depending on the specific nuance you want to convey. Consider the context to choose the most appropriate substitute.
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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
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested