six months duration

USAGE SUMMARY

The phrase "six months duration" is correct and usable in written English.
It can be used to specify the length of time something lasts, often in formal or technical contexts. Example: "The project is expected to have a six months duration, starting from the date of approval."

✓ Grammatically correct

Science

News & Media

Human-verified examples from authoritative sources

Exact Expressions

43 human-written examples

Researchers tested 84 adults with back pain of less than six months' duration, dividing them into three groups.

The New York Times

While the two-tier model would allow the inquiry to remain at just six months duration, there have also been concerns that it is not long enough.

The Guardian

This meta-analysis evaluated enduring effects of psychotherapy for PTSD in randomized controlled trials (RCTs) with long-term follow-ups (LTFUs) of at least six months duration.

Clinical Psychology Review

A 26 year old female presented with a painless swelling of the left little finger of six months duration without any history of trauma or fever.

Journal of Orthopaedics and Traumatology

Some pairs do separate in the first few months, but almost all pairings of over six months' duration are lifelong, ending only when a partner dies.

Wikipedia

Respondents were also asked to confirm that they had these conditions for at least six months duration.

Plosone

Human-verified similar examples from authoritative sources

Similar Expressions

17 human-written examples

The diagnosis of CP requires greater than six month duration of inflammation, permanent loss of exocrine function, and evidence on abdominal imaging studies of duct distortion, fibrosis or calcification.

Plosone

But his ascension rapidly became mired in Greece's political swamps, after he demanded a strong voice in naming ministers and a government of more than three months' duration, reports said.

The New York Times

An error rate of 0.06% was reported in a long-term study of three months duration involving two representative installations.

Computers & Electrical Engineering

A 50 year old man presented in June 2001 with an ulcerated swelling of two months duration over the amputated left ring finger.

Journal of Orthopaedics and Traumatology

Pharmaceutical companies and contract research organisations in the UK shared data and experience of standard toxicology studies (ranging from one to nine months duration) in rodents and non-rodents; and carcinogenicity studies in the rat and mouse.

Regulatory Toxicology and Pharmacology

Expert writing Tips

Best practice

When specifying the length of studies, projects, or conditions, use "six months duration" to clearly define the timeframe. This phrase is suitable for formal reports and technical writing.

Common error

Avoid using "for six months duration" as it's redundant. The phrase "six months duration" already implies a timeframe. Instead, use "lasting six months" or "with a duration of six months".

Linguistic Context

The phrase "six months duration" functions as a modifier, typically used to describe the length or extent of something, such as a study, symptom, or treatment. As Ludwig AI highlights, the phrase is often found in formal and technical contexts.

Expression frequency: Common

Frequent in

Science

74%

News & Media

14%

Wiki

5%

Less common in

Formal & Business

3%

Encyclopedias

0%

Reference

0%

Ludwig's WRAP-UP

In summary, the phrase "six months duration" is a grammatically correct and commonly used expression to specify a period of time. According to Ludwig AI, it is particularly prevalent in scientific and formal contexts. While alternatives like "six-month period" exist, "six months duration" conveys a specific emphasis on the length of time. It is important to avoid redundant usages such as "for six months duration". The phrase's authoritative sources include journals like Arthritis Research and Therapy and BMC Gastroenterology, confirming its formal usage.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

period of six months

Replaces 'duration' with the more common 'period', slightly altering the emphasis.

six-month timeframe

Substitutes 'duration' with 'timeframe', providing a slightly more specific connotation.

half-year duration

Uses 'half-year' for 'six months', making it more concise but less common.

span of six months

Replaces 'duration' with 'span', offering a more descriptive and slightly less formal option.

six months' time

Rephrases the entire expression, focusing on the temporal aspect.

lasting six months

Shifts the focus to the action of lasting, slightly changing the sentence structure.

for a six-month stretch

Uses 'stretch' instead of 'duration', adding a more informal tone.

extending over six months

Focuses on the extension of time, altering the original emphasis.

covering six months

Highlights the coverage of time, changing the perspective slightly.

six-month interval

Emphasizes the interval aspect of time, making it suitable for technical contexts.

FAQs

How can I use "six months duration" in a sentence?

You can use "six months duration" to specify the length of time for an event, condition, or study. For example, "The study involved participants with symptoms of at least "six months duration"."

What is a more concise alternative to "six months duration"?

Alternatives include "six-month period", "six-month timeframe", or "lasting six months", depending on the context.

Is it correct to say "for a six months duration"?

No, it's redundant. "Six months duration" already indicates a period of time. You can say "for six months" or "a duration of six months" instead.

What's the difference between "six months duration" and "six-month period"?

"Six months duration" is a more formal way of specifying a length of time. A "six-month period" is slightly more general and can be used in a wider range of contexts.