additional hour

USAGE SUMMARY

The phrase "additional hour" is correct and usable in written English.
It can be used when referring to an extra hour added to a schedule, task, or activity. Example: "Due to the unexpected delays, we will need to allocate an additional hour to complete the project."

✓ Grammatically correct

Science

News & Media

Formal & Business

Human-verified examples from authoritative sources

Exact Expressions

59 human-written examples

Cells were grown for one additional hour after the addition of penicillin.

Plosone

Rates Four hours to overnight from £51 to £167, additional hour up to £12.50.

The Guardian - Travel

"What was normal back then may take an additional hour now".

The New York Times

Heavy machine-gun and tank exchanges echoed for an additional hour.

The New York Times

The canoes are $12 for the first hour, $6 for each additional hour or $35 for the day.

The New York Times

Entrance fees are $20 on weekdays ($26 on weekends) for four hours, and $1.30 for each additional hour.

The New York Times

Rates Six- to eight-hour stopover, double with veranda from £55, and £8.50 for each additional hour.

The Guardian - Travel

Rolex debuted the first G.M.T. watch, which featured an additional hour hand to represent Greenwich Mean Time, in the 1950s.

The New York Times

Three rental stations offer free bikes for up to four hours; each additional hour costs 1 Swiss franc.

The New York Times - Travel

After that, each additional hour costs 3 yuan.

BBC

Then, shed blood was rapidly reinfused (~2 min) and sheep were followed during one additional hour.

Intensive Care Medicine Experimental

Expert writing Tips

Best practice

When writing about fees or rates, be specific about what the "additional hour" covers. For example, "The canoes are $12 for the first hour, $6 for each additional hour."

Common error

Avoid using "additional hour" when a simple "another hour" or "extra hour" would suffice. "Additional" implies a more formal or calculated increment.

Linguistic Context

The phrase "additional hour" functions as a noun phrase, where "additional" modifies the noun "hour". It describes a period of time that is added to an existing one. Ludwig examples show its use in various contexts, like adding time to experiments, work schedules, or rentals.

Expression frequency: Very common

Frequent in

Science

42%

News & Media

37%

Formal & Business

10%

Less common in

Wiki

2%

Encyclopedias

0%

Reference

0%

Ludwig's WRAP-UP

The phrase "additional hour" is a common and grammatically correct way to refer to an extra or supplementary hour. Ludwig AI confirms this assessment. As indicated by the numerous examples available, this phrase is frequently used in scientific, news, and business contexts to denote a specific increment of time. While alternatives like "extra hour" exist, "additional hour" conveys a more formal and calculated sense of time, making it suitable for diverse applications. The sources are authoritative and the contexts are very diverse.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

extra hour

Replaces "additional" with "extra", a more common synonym indicating something beyond what is usual or necessary.

another hour

A simple substitution indicating one more hour is added.

supplementary hour

Uses "supplementary" to emphasize the added or extra nature of the hour.

added hour

Uses "added" as an adjective, signifying that the hour has been incorporated.

an hour more

Rearranges the words to highlight the quantity of time being added.

one further hour

Employs "further" to indicate an extension of time beyond the current duration.

extended hour

Changes from adjective noun to past-participle adjective + noun, suggesting that the time has been lengthened.

increased hour

Similar to "extended hour" but uses "increased" to denote an augmentation of time.

plus one hour

Uses "plus" to indicate the addition of one hour.

bonus hour

Implies the extra hour is unexpected or a benefit.

FAQs

How to use "additional hour" in a sentence?

You can use "additional hour" to refer to extra time added to something. For example: "Cells were grown for one "additional hour" after the addition of penicillin."

What can I say instead of "additional hour"?

You can use alternatives like "extra hour", "supplementary hour", or "another hour" depending on the context.

Which is correct, "additional hour" or "extra hour"?

Both "additional hour" and "extra hour" are correct. "Additional hour" may sound more formal or calculated, while "extra hour" is more common and informal. Choose based on the context and tone you want to convey.

What's the difference between "additional hour" and "overtime hour"?

"Additional hour" simply refers to an extra hour. "Overtime hour" refers specifically to hours worked beyond the standard working hours, often with increased pay. Therefore, "overtime hour" usually occurs within a professional context.