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
for ten weeks
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "for ten weeks" is correct and usable in written English.
It can be used to indicate a duration of time, typically in contexts related to schedules, plans, or experiences. Example: "I will be attending the training program for ten weeks starting next month."
✓ Grammatically correct
Science
News & Media
Academia
Alternative expressions(4)
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
60 human-written examples
Instead, they were gone for ten weeks.
News & Media
The experiment lasted for ten weeks.
Science
The baby has been home for ten weeks.
News & Media
He then asked for ten weeks to edit the film.
News & Media
Thirty-nine undergraduates majoring in English involved in the study for ten weeks.
He had, for ten weeks, evaded thousands of police officers in a huge nationwide manhunt.
News & Media
The experimental phase continued for ten weeks with a hydraulic loading rate of 0.65 m3 m−2 day−1.
The experimental and the control groups underwent regular physical education classes twice a week for ten weeks.
Diabetic mice were treated with sitagliptin or the sulfonylurea agent glipizide as admixture to high fat diet for ten weeks.
The alternative is to persuade city employes to take one pay less day a week, for ten weeks.
News & Media
Yet, for ten weeks every summer, nearly twenty-five thousand visitors come here to talk to their dead.
News & Media
Expert writing Tips
Best practice
When describing the length of a program, study, or treatment, use "for ten weeks" to clearly specify the duration. For example: "The study participants followed the diet plan for ten weeks."
Common error
Avoid using vague terms like "several weeks" when the exact duration is known. Using "for ten weeks" provides precise information and enhances clarity.
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "for ten weeks" functions as an adverbial phrase of duration, modifying a verb or clause to specify the length of time an action or state continues. As Ludwig AI also confirms, it is a very common construction.
Frequent in
Science
42%
News & Media
39%
Academia
14%
Less common in
Wiki
5%
Formal & Business
0%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, the phrase "for ten weeks" is a grammatically sound and frequently used adverbial phrase that indicates duration. As Ludwig AI highlights, its versatile nature allows it to be used across various contexts, from scientific studies to news reports and academic papers. The phrase is most prevalent in scientific, news, and academic sources. Its neutrality makes it appropriate for both formal and informal communication, effectively specifying timeframes with clarity and precision. The phrase is commonly used, so you can use it safely.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
spanning ten weeks
Emphasizes the duration covering a specific period.
over a ten-week period
Highlights the period of time during which something occurs.
during a ten-week span
Similar to 'period', but uses 'span' to denote the duration.
lasting ten weeks
Focuses on the duration of an event or activity.
for a period of ten weeks
More formal and emphasizes the length of the period.
in a ten-week timeframe
Highlights the timeframe within which something happens.
across ten weeks
Indicates that something is distributed or occurs throughout the ten weeks.
throughout ten weeks
Similar to 'across', suggesting something happens consistently during the period.
covering ten weeks
Emphasizes that the duration encompasses the entire ten-week period.
a ten-week duration
Simplifies the phrase to focus on the length of time.
FAQs
How can I use "for ten weeks" in a sentence?
You can use "for ten weeks" to specify the duration of an activity, study, or event. For example, "The training program lasts "for ten weeks"."
What are some alternatives to saying "for ten weeks"?
Alternatives include "spanning ten weeks", "over a ten-week period", or "during a ten-week span". The best choice depends on the specific context and the nuance you want to convey. Remember that all options are very similar, so it makes little difference to use one or another.
Is it better to say "for ten weeks" or "during ten weeks"?
"For ten weeks" is the more common and natural phrasing. "During ten weeks" is grammatically correct, but less frequently used and can sound slightly awkward. Therefore, "for ten weeks" is generally preferred.
What's the difference between "for ten weeks" and "in ten weeks"?
"For ten weeks" indicates a duration, while "in ten weeks" indicates a point in the future. For example, "The study lasted "for ten weeks"" means the study's duration was ten weeks. "The study will start in ten weeks" means the study will begin ten weeks from now.
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
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested