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
concurrent period
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "concurrent period" is correct and usable in written English.
It can be used in contexts where two or more events or processes occur at the same time, often in fields like finance, project management, or data analysis. Example: "The financial report covers the concurrent period of Q1 and Q2, allowing for a comprehensive analysis of performance."
✓ Grammatically correct
Science
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
12 human-written examples
If the occurrence of rainfalls at different rain gauges within a given concurrent period is similar (e.g. high correlation of the numbers of rainy hours within a given one-day interval), these gauges are thus considered as members of a homogeneous group.
Science
These conditions were again assessed during the concurrent period.
Science
Information on the above clinical and HRU variables was also collected for the concurrent period to assess whether patients in different FVC% change groups had different characteristics in the concurrent period.
Science
Overall, clinical characteristics and HRU were similar between FVC% change groups at initial IPF diagnosis and in the concurrent period.
Science
The "concurrent period" was defined as the time from initial IPF diagnosis date to the FVC measurement closest to 6 months post-IPF diagnosis.
Science
In addition, experiencing a suspected AEx in the concurrent period was found to be a significant risk factor for mortality, hospitalization, and subsequent suspected AEx.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
48 human-written examples
In the study, a homogeneous region was defined as the region in which all annual maximum rainfall series at different sites must have similar properties of rainfall occurrence within a given concurrent time period.
Science
In other words, there is a quasi-concurrent, abrupt period of change for all physical variables (SLP and SST) investigated at all scales - from the local (Trieste), regional (Ligurian), basin (Mediterranean), to the hemispheric scale (NAO and NHT indices), as well as for the local biological indicators – which occurs within a very short period, around 1986–1988.
Science
Prevalence of obesity and diabetes has also been increasing in these populations during concurrent time periods and has been suggested as another possible aetiological factor in rising HCC rates (Calle et al, 2003; El-Serag et al, 2004).
Science
Adjusted models for the effects of concurrent, previous-period, and cumulative poverty are summarized in Tables 3 and 4 and in Figures 1 and 2. Tables 3 and 4 indicate that the mean number of mother-reported asthma-like attacks decreased as children aged.
Science
Cold, wet conditions are seen at other sites around Lake Baikal, and therefore represent a regional response to the period concurrent with the Little Ice Age and IRD-0.
Science
Expert writing Tips
Best practice
When using "concurrent period", ensure the context clearly indicates what events or activities are happening simultaneously. Provide specific details to avoid ambiguity.
Common error
Avoid using "concurrent period" when events are merely sequential or closely related but not actually happening at the same time. Use more specific terms like "subsequent" or "adjacent" if the events are not truly simultaneous.
Source & Trust
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "concurrent period" primarily functions as a noun phrase, often serving as an adjective to specify the timeframe under consideration. Ludwig AI validates this usage, showcasing numerous examples across diverse contexts where it defines a specific window of simultaneous events.
Frequent in
Science
100%
Less common in
News & Media
0%
Formal & Business
0%
Ludwig's WRAP-UP
In summary, the phrase "concurrent period" is a grammatically sound and usable term, primarily functioning as a noun phrase to define a timeframe where events occur simultaneously. According to Ludwig AI, this phrase is correct and commonly used in technical or scientific contexts to specify overlapping timeframes. While less frequent in informal settings, it maintains a clear and precise meaning, making it suitable for academic, scientific, and formal business communications. Using alternatives like "simultaneous period" or "overlapping period" can provide similar clarity, depending on the desired nuance.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
simultaneous period
Replaces "concurrent" with "simultaneous", emphasizing the happening or existing at the same time.
overlapping period
Highlights the partial or complete overlap in time between two or more events or activities.
coincident period
Similar to simultaneous, suggesting that events happen at the same time by chance or arrangement.
contemporaneous period
Indicates events occurring at the same period in history or time.
synchronous period
Suggests events happening at regular intervals and in exact time with each other.
parallel period
Implies events progressing side by side during the same timeframe.
joint period
Emphasizes the shared nature of the time frame.
time of overlap
Focuses on the overlapping nature of the timeframe, rather than concurrence.
intercurrent period
Describes a period that intervenes or occurs during the course of something else.
coordinated period
Suggests a period where activities are deliberately aligned in time.
FAQs
How can I use "concurrent period" in a sentence?
You can use "concurrent period" to describe events or processes that occur simultaneously. For example, "The study analyzed data from the "concurrent period" of January to March".
What phrases are similar to "concurrent period"?
Alternatives include "simultaneous period", "overlapping period", or "coincident period", depending on the specific nuance you want to convey.
Is there a difference between "concurrent period" and "subsequent period"?
"Concurrent period" refers to events happening at the same time, while "subsequent period" refers to a time frame that follows another. The distinction lies in simultaneity versus sequence.
When is it appropriate to use "concurrent period" in formal writing?
It's suitable in formal contexts such as scientific reports, business analyses, or legal documents where precision in time references is important. Ensure the context clearly defines the events or activities that are concurrent.
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
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested