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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
in the day
Grammar usage guide and real-world examplesUSAGE SUMMARY
"in the day" is correct and usable in written English.
You can use it to refer to an unspecified or general period of time in the past. Example: In the day, people would travel by horse and carriage.
✓ Grammatically correct
News & Media
Academia
Wiki
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
Rain may arrive late in the day.
More hours in the day.
News & Media
Much earlier in the day.
News & Media
- Fly early in the day.
News & Media
Don't sleep in the day.
News & Media
It's later in the day.
News & Media
That became apparent later in the day.
News & Media
"Rest in the day," he said.
News & Media
Extra hours in the day.
News & Media
(Apparently it disappeared later in the day).
News & Media
He killed himself later in the day.
News & Media
Expert writing Tips
Best practice
Use "in the day" to refer to a general time during the daytime, contrasting it with nighttime activities or events. For example, "Rest "in the day", and work at night."
Common error
While "in the day" is acceptable, avoid using it when you need to be precise about the timing. Opt for more specific phrases like "at noon" or "in the afternoon" to reduce ambiguity.
Source & Trust
80%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "in the day" functions primarily as an adverbial phrase, modifying verbs or clauses to indicate the time at which an action occurs. As Ludwig AI says, the phrase is correct and usable in English.
Frequent in
News & Media
36%
Wiki
20%
Academia
4%
Less common in
Formal & Business
0%
Science
0%
Encyclopedias
0%
Ludwig's WRAP-UP
The phrase "in the day" is a common and grammatically sound way to refer to events occurring during daylight hours. As Ludwig AI confirms, it is correct and usable in written English. Its frequency across various sources, particularly in news and media, underscores its versatility. When using the phrase, consider the context and whether a more specific time reference would improve clarity. While alternatives like "during the daytime" exist, "in the day" offers a concise option for general daytime references. Be mindful of the subtle differences between "in the day" and "back "in the day"", which signifies a past era.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
during the daytime
This alternative specifies the period when the sun is up, offering a more specific timeframe.
during daylight hours
Similar to "during the daytime", this emphasizes the hours when natural light is available.
earlier in the day
Focuses on the initial part of the day, contrasting with later periods.
later in the day
Indicates a time in the afternoon or evening.
throughout the day
This implies an action or state that occurs at various times within the day.
in broad daylight
Highlights that something happens when the sun is clearly visible.
during the course of the day
Emphasizes the progression and passage of time within a single day.
at some point today
Indicates an unspecified time within the current day.
within the same day
Highlights that two events occurred on the same calendar day.
during the waking hours
Focuses specifically on the period when people are typically awake and active.
FAQs
How can I use "in the day" in a sentence?
You can use "in the day" to describe when something happens during the daytime, for example: "Shipping was halted early "in the day"."
What is a good alternative to "in the day"?
Depending on the context, you could use alternatives like "during the daytime", "earlier "in the day"", or "later "in the day"".
Is it correct to say "during the day" instead of "in the day"?
Both "during the day" and "in the day" are generally acceptable, but "during the day" is often preferred for general statements about daytime activities, while "in the day" can refer to a specific event or action during the daytime.
What's the difference between "back "in the day"" and "in the day"?
"Back "in the day"" refers to a time in the past, often nostalgic, while "in the day" refers to the present daytime hours.
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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
80%
Authority and reliability
4.5/5
Expert rating
Real-world application tested