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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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three day long

Grammar usage guide and real-world examples

USAGE SUMMARY

“three day long” is a correct and usable phrase in written English.
You can use it to refer to something that lasts for three days. For example, “I attended a three day long conference last week.”.

✓ Grammatically correct

News & Media

Science

Academia

Human-verified examples from authoritative sources

Exact Expressions

1 human-written examples

The three day long emergency intervention began yesterday and is due to continue until tomorrow.

News & Media

Independent

Human-verified similar examples from authoritative sources

Similar Expressions

59 human-written examples

So TechCrunch has created Fail Week, a five day long video series that shines some light on the dark days that even the most successful entrepreneurs go through.

News & Media

TechCrunch

So we at TechCrunch created Fail Week, five day long video series that shines some light on the dark days that even the most lucky of entrepreneurs go through.

News & Media

TechCrunch

As the Discovery Channel's Shark Week celebrates the ferocious creatures that inhabit the ocean, TechCrunch TV is holding a week-long homage to the dangers swimming under the surface in our own industry: Fail Week, which is a five day long video series that shines some light on the dark days that even the most successful entrepreneurs go through.

News & Media

TechCrunch

So TechCrunch TV decided to declare this week "Fail Week," and run a five day long video series in which we talk to some of tech's most famously successful people about the darkest days in their careers when everything seemed to be going wrong.

News & Media

TechCrunch

White-water Sports: New Zealand and Costa Rica were chosen for these ten day long hard-adventure excursions.

Science

Bplans

Three day-long, problem-solving hackathons will be facilitated by a diverse group of legal experts, lawyers in the field, students, and community members, and address justice for LGBTQ veterans, sanctuary spaces and deportation, and mediating harmful speech online.

After the leg work (maps and picnics are provided for three day-long walks), guests swap hiking boots for towelling slippers and hit the saunas, steam baths, Jacuzzis and spa with four therapies included.

I have a passport that allows me to leave whenever I want, when at the same time my Turkish friends must move Heaven and Earth and spend considerable sums of money to obtain a three day-long Schengen Visa.

News & Media

Vice

Two hypergravity and two microgravity simulators were used and up to four environmental conditions applied (combinations with or without a three day-long cold step at 12°C before simulation (ΔT) and oxygen limitation (↓O2) environments).

The report was released today at the start of a three day-long symposium at FAO headquarters, during which experts and policymakers will discuss the threat of soil pollution and begin mapping out a more cohesive international response.

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Expert writing Tips

Best practice

When describing an event, ensure the duration is clearly indicated using the phrase "three day long" to provide context to your audience.

Common error

Avoid using "three-day-long" as it can be seen as redundant. While hyphens are useful, in this case, 'three day long' is preferable or the more concise 'three-day'.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

84%

Authority and reliability

4.1/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "three day long" functions as an adjective phrase modifying a noun, typically describing the duration of an event or activity. As Ludwig AI confirms, the phrase is correct and usable.

Expression frequency: Rare

Frequent in

News & Media

30%

Science

30%

Academia

20%

Less common in

Formal & Business

10%

Encyclopedias

5%

Wiki

5%

Ludwig's WRAP-UP

In summary, the phrase "three day long" is a grammatically correct adjective phrase used to describe the duration of events or activities. While Ludwig AI confirms its usability, it is relatively rare, with its most common contexts including news media, science, and academia. Alternative phrases such as "lasting three days" or "three day event" can offer more concise alternatives. When using "three day long", ensure clarity in describing the time frame, but avoid the less preferred hyphenated form "three-day-long". The phrase serves primarily to provide temporal context, specifying the length of an event or period.

FAQs

How can I use the phrase "three day long" in a sentence?

You can use "three day long" to describe the duration of an event. For example, "The conference was a "three day long" event."

Are there alternatives to saying "three day long"?

Yes, you can use phrases like "lasting three days", "three day event", or "spanning three days".

Is "three-day long" grammatically correct?

While understandable, "three day long" is generally preferred over "three-day-long". The hyphenated form can appear redundant. It's more common to either use the phrase "three day long" or to simply say "three day event".

What's the difference between "three day long" and "three-day"?

The phrase "three day long" emphasizes the duration using three separate words. "Three-day", as in a "three-day event", acts as a compound adjective describing the event, it is more concise.

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Source & Trust

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Authority and reliability

4.1/5

Expert rating

Real-world application tested

Most frequent sentences: