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
equivalent period
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "equivalent period" is correct and usable in written English.
It can be used in contexts where you are comparing time frames or durations that serve the same function or purpose. Example: "The equivalent period for the project timeline in the new schedule is three months."
✓ Grammatically correct
News & Media
Science
Formal & Business
Alternative expressions(2)
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
31, about half that of Lycos in the equivalent period.
News & Media
The figure for the equivalent period in 2014 was 15.
News & Media
In humans, the scientists predicted, the equivalent period could be anything from months to years.
News & Media
For the equivalent period last year, 15percentt were online and 17percentt were through catalogs.
News & Media
In 1992, the economy lost about 100,000 jobs during the equivalent period.
News & Media
For the first five months of the year, admissions are 2% down on the equivalent period a year ago.
News & Media
The first three quarters delivered 124.3m tickets sold, which is 0.5% up on the 2012 equivalent period.
News & Media
Thus ends the four-week run when box office ran ahead of the year-ago equivalent period.
News & Media
Revenues increased by 14% for the three months to £351m, compared with the equivalent period last year.
News & Media
Yes, the equivalent period a year ago was strong; and, yes, wobbly markets in January and February didn't help.
News & Media
Revenue in the four months to April was £304m, 3% lower than reported for the equivalent period last year.
News & Media
Expert writing Tips
Best practice
When comparing data across different years or projects, use "equivalent period" to clearly indicate you are comparing the same timeframe in each instance. This ensures clarity and avoids ambiguity in your analysis.
Common error
Avoid using "equivalent period" when the periods being compared are not functionally the same or do not represent the same stage in a process. Ensure that the periods truly align in terms of their purpose or activity.
Source & Trust
92%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "equivalent period" functions as a noun phrase, typically serving as an adverbial modifier. It specifies the timeframe to which a comparison is being made, indicating a corresponding duration. According to Ludwig AI, the phrase is grammatically correct and usable.
Frequent in
News & Media
52%
Science
29%
Formal & Business
15%
Less common in
Academia
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
The phrase "equivalent period" is a commonly used and grammatically sound term that serves to clarify temporal comparisons. As Ludwig AI confirms, it's suitable for a wide array of contexts, especially in news, science, and business. To ensure precise communication, remember to use it when the time frames being compared are functionally aligned. Alternatives such as "comparable time frame" or "corresponding duration" can provide variety while maintaining clarity.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
comparable time frame
Replaces "equivalent" with "comparable" and "period" with "time frame" offering a more descriptive alternative.
corresponding duration
Substitutes "equivalent" with "corresponding" and "period" with "duration" focusing on the parallel nature of the time spans.
similar timeframe
Changes "equivalent" to "similar" and "period" to "timeframe", indicating a near but not necessarily exact correspondence.
parallel duration
Emphasizes the simultaneous or corresponding nature of the time spans being compared.
matching time span
Replaces "equivalent" with "matching" and "period" with "time span", suggesting an identical duration.
equal length of time
Breaks down the phrase to its basic components, explicitly stating that the lengths of time are equal.
comparable interval
Uses "interval" instead of "period", providing a slightly more formal tone.
analogous timeframe
Replaces "equivalent" with "analogous", suggesting a similarity or comparison between the time frames.
relative duration
Focuses on comparing time durations in relation to each other.
corresponding time
This alternative simplifies the original phrase to emphasize the alignment of the time.
FAQs
How can I use "equivalent period" in a sentence?
Use "equivalent period" to compare data from the same time frame across different years or scenarios, such as "Sales this quarter are up 10% compared to the "equivalent period" last year".
What phrases are similar to "equivalent period"?
Similar phrases include "comparable time frame", "corresponding duration", and "similar timeframe", which all refer to a matching or comparable duration of time.
Is it better to say "equivalent period" or "same period"?
"Equivalent period" is generally used when comparing periods across different contexts or years to highlight their functional similarity. "Same period" is more appropriate when referring to an identical time frame within the same context.
What's the difference between "equivalent period" and "previous period"?
"Equivalent period" indicates a time frame that serves the same purpose or aligns functionally with another, often in a different cycle. "Previous period" simply refers to the immediately preceding time frame, regardless of functional similarity.
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
92%
Authority and reliability
4.5/5
Expert rating
Real-world application tested