for what duration

USAGE SUMMARY

"for what duration" is correct and usable in written English.
You can use it when you are asking about the length or amount of time for which something will last. For example, "What is the duration of your vacation? For what duration will the sale last?".

✓ Grammatically correct

News & Media

Science

Academia

Human-verified examples from authoritative sources

Exact Expressions

13 human-written examples

For what duration?

The New York Times - Tech

I decide how much water flows over its lip at what velocity, and for what duration.

The New Yorker

Once the decision of storage temperature is made, the primary factor determining the size and layout of the storage is the type and amount of product to be held, and for what duration.

Refrigeration and Air-Conditioning

When and where droughts have occurred in the past, at what severity, and for what duration are all indictors of drought patterns we may see in the future," said Edward R. Cook, lead developer of the North American Drought Atlas, Director of the Tree Ring Laboratory, and Doherty Senior Scholar at the Lamont-Doherty Earth Observatory.

Columbia University

"According to our research, women can add ten, twenty, up to thirty years to their life, depending on how frequently and for what duration of time they uncover their breasts," states Dr. Andrew Mammarian, director of NOBRA - the National Organization of Breast Research Associates.

Huffington Post

While it is not clear whether, and to what degree or for what duration some of the passing Jastorf culture people settled at that time on Polish lands, their migration catalyzed, together with the accelerated at this point La Tène culture influence, the emergence of the Oksywie and Przeworsk cultures.

Wikipedia

Human-verified similar examples from authoritative sources

Similar Expressions

47 human-written examples

What duration of treatment is needed?

British Journal of Cancer

are being transferred for what purposes and duration?

Huffington Post

Mr. Dodd vows to stay in the race for the duration, for what it is worth.

The New York Times

Damascus is eerily calm tonight while Damascenes nervously hunker down for what Washington is billing as a short duration Mediterranean-based cruise missile assault on Syrian military installations.

Huffington Post

No-one knows for certain what level or duration of protection is provided by last year's pandemic H1N1 vaccine.

BBC

Expert writing Tips

Best practice

Consider the audience when using "for what duration". In casual settings, simpler alternatives like "how long" might be more appropriate.

Common error

Avoid using "for what duration" in everyday conversations. It can sound stilted. Instead, opt for more natural phrases like "how long" or "for how much time".

Linguistic Context

The phrase "for what duration" primarily functions as a prepositional phrase used to introduce a question about the length of time something lasts. Ludwig examples and the Ludwig AI confirm its role in inquiries regarding temporal extent.

Expression frequency: Rare

Frequent in

Science

40%

News & Media

30%

Academia

30%

Less common in

Formal & Business

0%

Encyclopedias

0%

Wiki

0%

Ludwig's WRAP-UP

In summary, "for what duration" is a grammatically sound phrase used to inquire about the length of time something lasts. While Ludwig AI confirms its correctness, its formal tone makes it more suitable for academic, scientific, or technical contexts, as shown in Ludwig's examples from sources like The New York Times, The New Yorker, and scientific publications. Simpler alternatives, like "how long", are preferable in informal settings. Remember to consider your audience and the context when choosing between "for what duration" and its alternatives.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

for what period

Replaces "duration" with "period", a synonym referring to a length of time.

for what length of time

Specifies "length of time" instead of just "duration", adding clarity.

how long

A more concise and common way to ask about duration.

what is the timeframe

Uses "timeframe" to refer to the period in question.

over what time span

Emphasizes the continuous nature of the time being considered.

for what term

Utilizes "term" to describe a specific or defined duration.

during what interval

Substitutes "duration" with "interval", indicating a segment of time.

through what timespan

Similar to "over what time span" but slightly less common.

for how much time

Focuses on the amount of time involved.

to what extent in time

More verbose and emphasizes the degree to which something extends in time.

FAQs

What does "for what duration" mean?

The phrase "for what duration" inquires about the length of time that something lasts or continues. It is a formal way of asking about the period over which an event, condition, or activity occurs.

When is it appropriate to use "for what duration"?

It's best to use "for what duration" in formal, technical, or academic contexts where precise language is important. In everyday conversation, simpler alternatives like "how long" or "for how long" are often more suitable.

What are some alternatives to "for what duration"?

Alternatives include "for what period", "how long", "what is the timeframe", or "over what time span". The best choice depends on the specific context and desired level of formality.

How can I use "for what duration" in a sentence?

Here's an example: "The study aims to determine for what duration the effects of the medication persist after the initial treatment." Another example is: "For what duration will the equipment be under warranty?"