by one day

USAGE SUMMARY

The phrase "by one day" is grammatically correct and can be used in written English.
It is typically used to indicate a difference or delay of one day. Example: The project deadline was extended by one day due to unforeseen circumstances.

✓ Grammatically correct

Science

News & Media

Human-verified examples from authoritative sources

Exact Expressions

53 human-written examples

A prolonged elevation of CRP levels with no subsequent decrease precedes the detection of infection by one day on average.

BMC Infectious Diseases

Cells were treated with low-dose (200 nM) decitabine for two days, followed by one day recovery before total RNA extraction.

BMC Medical Genomics

It ignores Feb. 29th and from March first on it's cockeyed by one day.

The New Yorker

In the first tests, 15 min SMF exposure (followed by one day recovery) was tested based on reports that gene expression responded to magnetic exposure this quickly [ 25].

BMC Genomics

Two days of training was carried out followed by one day of questionnaire piloting.

BMC Women's Health

She did, by one day.

The New York Times - Sports

Us, the long-awaited fourth novel by One Day (2009) author David Nicholls, was among them.

Encyclopedia Britannica

Mr. Hill, the new American ambassador, beat Mrs. Clinton to Baghdad by one day.

The New York Times

Human-verified similar examples from authoritative sources

Similar Expressions

3 human-written examples

In addition, the reliability of the fuel cell cogeneration system is proved by one-day demonstration that deals with the daily power demand in a typical family.

Journal of Power Sources

The Intercontinental Cup game will be followed by one-day games against Canada on 19 and 20 September.

BBC

The previous Blu-ray releases of The Next Generation has been marked by one-day cinematic releases of chosen episodes.

Wikipedia

Expert writing Tips

Best practice

Use "by one day" to clearly indicate a specific delay or difference in timing. For example, "The event was postponed by one day."

Common error

Avoid using "by one day" when you mean "within one day" or "in a day". "By one day" implies a shift or postponement, not just an action occurring inside a 24-hour period.

Linguistic Context

The phrase "by one day" functions as an adverbial phrase modifying a verb. It specifies the extent of a delay, change, or difference in time. As confirmed by Ludwig AI, the phrase is grammatically correct and commonly used to indicate a temporal displacement.

Expression frequency: Uncommon

Frequent in

News & Media

43%

Science

43%

Encyclopedias

14%

Less common in

Formal & Business

0%

Wiki

0%

Reference

0%

Ludwig's WRAP-UP

The phrase "by one day" is a grammatically sound and relatively common way to express a delay or a difference of a single day. Ludwig AI confirms that it is correct and typically indicates a temporal displacement. Predominantly found in news and media and scientific contexts, its function is to quantify a shift in time. While the phrase is straightforward, it's important to use it correctly to avoid misinterpretations about immediacy versus postponement. When aiming for variety, alternatives like "a day later" or "the following day" can serve as effective substitutes.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

a day later

Uses a simpler structure to indicate the passage of one day.

the following day

Emphasizes the sequence of events by specifying the next day.

one day afterward

Changes the preposition and uses "afterward" to emphasize the sequence of events.

a day after that

Adds a bit more descriptive emphasis to the sequence of events.

after a single day

Emphasizes the brevity of the time period.

24 hours later

Replaces "one day" with the equivalent time period in hours.

within a day

Indicates something occurs inside the timeframe of one day.

one day subsequently

Uses a more formal word, "subsequently", to indicate the passage of time.

one day hence

Uses the archaic term "hence" to denote a future day.

a day onward

Focuses on the progression from a specific day forward.

FAQs

How can I use "by one day" in a sentence?

Use "by one day" to indicate that something has been delayed or changed in its timing by a single day. For example, "The delivery was delayed "by one day" due to weather conditions."

What are some alternatives to "by one day"?

Alternatives include phrases like "a day later", "the following day", or "24 hours later", depending on the context and desired emphasis.

Is it correct to say "delayed of one day" instead of "by one day"?

No, "delayed of one day" is not grammatically correct. The correct phrasing is "delayed "by one day"". The preposition "by" indicates the amount of the delay.

What is the difference between "by one day" and "within one day"?

"By one day" implies a delay or postponement. "Within one day" indicates that something will occur at some point during the next 24 hours. For example, "The package will arrive "within one day"" means it will arrive sometime in the next 24 hours.