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
year-long study
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "year-long study" is correct and usable in written English.
You can use it to describe a research project or investigation that spans an entire year. Example: "The researchers conducted a year-long study to assess the impact of climate change on local wildlife."
✓ Grammatically correct
News & Media
Science
Academia
Alternative expressions(19)
longitudinal study
year-long experience
year-long project
prospective study
follow-up study
trend analysis
past study
consideration of lifetime
a long term report
a lengthy report
before and after comparison
progress assessment
before and after puberty
cohort analysis
time series analysis
cross sectional comparison between
comparative study of
as the time method
historical analysis
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
46 human-written examples
Scientists from nine countries are completing a year-long study of the melting ice-pack.
News & Media
Japanese tertiary students (n = 614; Female = 129) undertaking a compulsory year-long study of English as a foreign language participated.
Science
It is similar to a year-long study of longer work days for new surgeons that concluded in June.
News & Media
That will serve as a preliminary for a more detailed, year-long study before construction can begin in 2002.
News & Media
Lighting, circulation, acoustics, individuality and colour were revealed to affect pupils' progress in the year-long study of achievement by 751 children in seven primary schools in Blackpool.
News & Media
The year-long study combined satellite images and vessel collision avoidance data and found 25 boats that could be illegal fishing vessels.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
14 human-written examples
German linguistic expert Ulrich Ammon, who conducted a 15-year-long study, recently released a summary of his research.
News & Media
In 2008 a two-year long study to develop social indicators of vulnerability and resiliency for fishing-reliant communities in the Gulf of Mexico was undertaken.
Science
His group aims to help change that with newly published results from a two-year-long study focused on Bitcoin and Ethereum, the world's most popular cryptocurrency networks.
News & Media
The year long study looked at 50,000 warranty replacements.
News & Media
Robert Waldinger, psychiatrist and director of a 75-year-long study on adult development, concludes what truly makes satisfactory and happy lives.
News & Media
Expert writing Tips
Best practice
When using "year-long study", ensure the context clearly indicates that the study spanned a full calendar year. Be specific about the start and end dates, if possible, to avoid ambiguity.
Common error
Avoid using "year-long study" when the study period was less than a full year. Instead, specify the actual duration, such as "a six-month study" or "a semester-long project".
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "year-long study" functions primarily as a compound adjective modifying a noun, such as "project", "investigation", or "research". It specifies the duration of the study, indicating that it lasted for a full year. Ludwig AI confirms its correct usage in written English.
Frequent in
News & Media
42%
Science
40%
Academia
18%
Less common in
Encyclopedias
1%
Formal & Business
0%
Social Media
0%
Ludwig's WRAP-UP
The phrase "year-long study" is a common and grammatically sound way to describe a research project or investigation that spans a full year. As Ludwig AI highlights, it is correctly used in written English. Its usage is prevalent across news, scientific, and academic contexts. When using this phrase, it's important to ensure clarity regarding the start and end dates of the study. Alternatives such as "annual research project" or "twelve-month investigation" can be used depending on the desired emphasis. The consistent and accurate usage of "year-long study" in authoritative sources underscores its reliability and effectiveness in conveying the duration of a research endeavor.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
one-year study
Uses a simpler, more direct construction, emphasizing the 'one-year' duration.
annual research project
Focuses on the yearly aspect of the research rather than its continuous duration.
full-year research
Highlights that the research spans an entire year, implying completeness.
twelve-month investigation
Specifies the duration using a numerical value, providing a precise timeframe.
sustained study for a year
Highlights the continuous and persistent nature of the study.
extensive year of research
Emphasizes the comprehensiveness of the research conducted over the year.
consecutive year of study
Focuses on the uninterrupted nature of the study over the year.
longitudinal study
Implies a study conducted over an extended period, though not necessarily one year.
year-round investigation
Suggests the investigation occurred consistently throughout the year, without breaks.
annual assessment
Highlights yearly assessment as a potential related use case.
FAQs
How can I use "year-long study" in a sentence?
You can use "year-long study" to describe a research project or investigation that lasts for one full year. For instance, "The university conducted a "year-long study" to assess the impact of the new curriculum."
What are some alternatives to "year-long study"?
Alternatives include "annual research project", "twelve-month investigation", or "one-year study". The best choice depends on the specific context and the nuance you want to convey.
Which is correct, "year-long study" or "one year study"?
"Year-long study" is a compound adjective and is generally preferred for conciseness and clarity. "One year study" is also grammatically correct but less common. "Year-long study" acts as a single modifier, while "one year study" can sometimes be interpreted as separate modifiers.
Is "year-long study" formal or informal?
"Year-long study" is appropriate for both formal and informal contexts. It is frequently used in academic papers, news reports, and general discussions. Its versatility makes it suitable for a wide range of audiences.
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
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested