One year prior

USAGE SUMMARY

The phrase "One year prior" is correct and usable in written English.
It can be used to refer to a time that is one year before a specific date or event. Example: "The project was completed one year prior to the deadline set by the client."

✓ Grammatically correct

Science

News & Media

Academia

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

One year prior, the site was the scene of protests that police felt necessitated extra security.

The Guardian

One year prior, Samsung's figure was three times higher than Xiaomi's.

TechCrunch

One year prior to the application quarter, the SSDI/SSI receipt rates equal 15% for both the treated and untreated.

IZA Journal of Labor Policy

One year prior to presentation, he had experienced acute pain around his left Achilles tendon, with impaired function, while playing tennis.

Strategies in Trauma and Limb Reconstruction

One year prior, Momina Bibi was killed by a drone strike.

Huffington Post

One year prior to admittance 320 patients had a history of urethral catheterisation.

BMC Infectious Diseases

(3) One year prior to date of reopening of disallowed claim.

Cornell University

(iii) One year prior to date of receipt of reopened claim.

Cornell University

Adequate notice would be notice at least one year prior to the termination of the program.

Cornell University

The right-hand image shows the area on 2 December 2013, one year prior to the eruption.

The Guardian

Just one year prior, King earned $10,000 for first prize — 40% of Ilie Năstase's $25,000 award.

The Guardian - Sport

Expert writing Tips

Best practice

When using "One year prior", ensure the context clearly establishes the reference point. For example, "One year prior to the incident" is more precise than "One year prior" alone.

Common error

Avoid using "One year prior" without a clear reference point. Without context, it can lead to confusion about what specific date or event you're referring to. Always specify the event or date to which the 'one year prior' is relative.

Linguistic Context

The phrase "One year prior" functions as an adverbial phrase, modifying a verb or clause by specifying a time relationship. As supported by Ludwig, it indicates a point in time twelve months before a specific event or date.

Expression frequency: Common

Frequent in

Science

46%

News & Media

32%

Academia

14%

Less common in

Wiki

7%

Formal & Business

1%

Reference

0%

Ludwig's WRAP-UP

In summary, the phrase "One year prior" is a grammatically correct and commonly used adverbial phrase that indicates a time frame of twelve months before a specified event. As demonstrated by Ludwig, its primary function is to provide a temporal reference point, often in scientific, academic, and news contexts. While generally neutral to formal in register, it's crucial to provide a clear reference point to avoid ambiguity. Consider alternatives like "a year before" or "one year earlier" for simpler phrasing, depending on the context.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

A year before

Simple and direct rephrasing using fewer words.

One year earlier

Emphasizes the temporal aspect of the phrase.

Twelve months prior

More specific, using the exact number of months.

12 months before

More specific, using the exact number of months.

The preceding year

More formal, indicating the year that came before.

The year before

More general reference to the previous year.

A year in advance

Highlights the positioning of the event one year before another.

One year ahead of

Highlights the positioning of the event one year before another.

Previous year

Simplest way to state the previous year.

Year before last

This refers to the year before the last.

FAQs

How can I use "One year prior" in a sentence?

You can use "One year prior" to indicate a period of twelve months before a specific event. For example, "The study was conducted one year prior to the policy change."

What are some alternatives to "One year prior"?

Alternatives include "a year before", "one year earlier", or "the preceding year". For example, instead of saying "One year prior to the event", you could say "a year before the event".

Is it better to say "One year prior" or "The previous year"?

"One year prior" is generally used when referring to a specific event, while "the previous year" is more general. Both are correct, but the best choice depends on the context. "The previous year" can be used as an alternative to "one year earlier" too.

What's the difference between "One year prior" and "A year ago"?

"One year prior" is typically used in relation to a specific event in the past, establishing a timeline. "A year ago" is used to state a duration from the present. For instance, "One year prior to the launch, they began testing" versus "The product launched "a year ago"".