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
every additional day
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "every additional day" is correct and usable in written English.
It can be used to refer to each day that is added to a specific timeframe or situation, often implying a cumulative effect or consequence. Example: "Every additional day without a response increases my concern about the project's status."
✓ Grammatically correct
Science
News & Media
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
11 human-written examples
Union officials and their community allies warn that every additional day the strike lasts will further undermine an earnest decade-long effort by Yale's president, Richard C. Levin, to mend relations with working-class New Haven.
News & Media
I have felt for more than a decade now that every additional day that Saddam Hussein is in power in Iraq is an additional day of danger for the Iraqi people, for his neighbors in the region, particularly for the people and military of the United States of America and, indeed, for the people of the world.
News & Media
After adjustment for age, severity of illness, and other covariates, every additional day of delirium in the ICU was associated with a 10% increase in the hazard of death within 1 year post ICU admission [63].
Science
If they have this power, it is very profitable for them to use it because they earn interest on your money every additional day it stays in your account.
News & Media
But to get in on this bargain, do we have to go on buying the preposterous idea that we are saving 100,000 barrels of oil with every additional day of daylight saving, which Congress has been peddling since 1975?
News & Media
Besides, this much is certain: Every additional day, month and year that original birth certificates remain sealed, some more adopted people and first/birth parents who want or need to find each other will give up instead, and some more will die, without ever filling the hole in their hearts.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
47 human-written examples
Patients spent one additional day in the ICU for every 5 additional points on the Injury Severity Score (regression coefficient +0.2 per point).
Science
Every five points on the ISS counts for one additional day in the ICU.
Science
In our study, every five points on the ISS counted for one additional day in the ICU.
Science
The court has also deemed the strike illegal, fining the union $175,000 for the first four days of the strike and adding $220,000 for each additional day after.
News & Media
Each additional day, $21 $144 for children.
News & Media
Expert writing Tips
Best practice
Use "every additional day" to emphasize the growing impact or consequence associated with each successive day. For instance, "Every additional day without funding jeopardizes the project's completion."
Common error
Avoid using "every additional day" when a simpler reference to time, like "daily" or "each day", would suffice. Overusing the phrase can make your writing sound unnecessarily complex.
Source & Trust
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "every additional day" functions as an adverbial modifier, emphasizing the cumulative or incremental impact of time. Ludwig examples showcase its usage across different domains, highlighting its versatility.
Frequent in
Science
42%
News & Media
42%
Formal & Business
8%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "every additional day" serves to emphasize the increasing impact or consequence associated with the passage of time. As confirmed by Ludwig, its use is grammatically sound and applicable across a range of contexts, particularly in scientific and news-related domains. While "every additional day" is appropriate in many situations, it is important to ensure its use adds value and does not simply complicate the writing. Consider using more concise alternatives like "daily" when the cumulative impact is not the primary focus. Its neutral tone makes it suitable for diverse communication scenarios, as confirmed by Ludwig's examples.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
every extra day
Emphasizes the 'extra' or 'added' nature of the day, similar to the original phrase but less formal.
for each added day
Highlights the addition of a day to a specific period, similar to the original but more concise.
each passing day
Focuses more on the continuous flow of time, whereas "every additional day" often implies a cumulative effect or consequence.
each subsequent day
Highlights the sequential nature of the days, emphasizing that each day follows the previous one.
on each further day
A more formal way to express the same idea, highlighting the continuation into the future.
with each day that passes
Emphasizes the progression of time and the changes that accompany it.
as each day goes by
Focuses on the experience of time passing and the unfolding of events.
day after day
Suggests a monotonous repetition, which is not always present in the original phrase.
each and every day
Emphasizes the completeness and inclusiveness of each day, adding a sense of importance.
day by day
Implies a gradual progression and is less emphatic than the original phrase.
FAQs
How can I use "every additional day" in a sentence?
You can use "every additional day" to emphasize the increasing impact or consequence of each passing day. For example, "Every additional day of delay increases the project's costs."
What phrases are similar to "every additional day"?
Similar phrases include "each passing day", "each subsequent day", or "every extra day".
Is it better to use "every additional day" or "daily"?
It depends on the context. "Daily" is more concise and suitable for general references. "Every additional day" is better when you want to emphasize the cumulative effect of time.
What's the difference between "every additional day" and "day by day"?
"Every additional day" highlights the increasing impact, whereas "day by day" suggests a gradual or incremental change.
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
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested