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
time period
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "time period" is correct and usable in written English.
It can be used to refer to a specific duration or interval of time in various contexts, such as historical, scientific, or personal timelines. Example: "The Renaissance was a significant time period in European history, marked by advancements in art and science."
✓ Grammatically correct
News & Media
Science
Academia
Wiki
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
59 human-written examples
I had time, period.
News & Media
" 'What time period is this?
News & Media
Or time period.
News & Media
The twist is the time period.
News & Media
What made you choose that time period?
News & Media
Design of Time Period Directory.
In the first time period, 1,068 I.V. F
News & Media
Even its time period invites questions.
News & Media
What sort of time period is that?
News & Media
What time period is he from?
News & Media
To eliminate that arbitrary time period.
News & Media
Expert writing Tips
Best practice
When using the term "time period", be specific about the dates or events that define it for clarity. For example, instead of just saying "during that time period", specify "during the Victorian era".
Common error
Don't use "time period" without providing context. Saying "the technology of that time period" is less informative than saying "the technology of the early 20th century".
Source & Trust
83%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "time period" functions as a noun phrase, typically used as a subject, object, or complement in a sentence. It refers to a specific duration or segment of time, often with defined start and end points, as evidenced by Ludwig's examples.
Frequent in
News & Media
32%
Science
25%
Wiki
24%
Less common in
Academia
11%
Formal & Business
4%
Encyclopedias
0%
Ludwig's WRAP-UP
The phrase "time period" is a versatile and frequently used noun phrase that refers to a specific duration or segment of time. As noted by Ludwig, it's grammatically correct and appears in a variety of contexts, ranging from news and media to scientific and academic writing. While the phrase itself is neutral, it's important to provide specific details about the "time period" being discussed to avoid vagueness. Alternatives such as "era", "span of time", and "period of time" can be used depending on the context. Considering its widespread use and clear meaning, "time period" remains a valuable tool for effective communication.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
period of time
Very similar to "time period", but with a slightly different word order.
span of time
A more descriptive way of saying "time period", emphasizing the length of time.
historical period
Specifically refers to a period in history.
era
Implies a distinct historical period with unique characteristics.
epoch
Similar to era, but often used for larger or more significant spans of time.
duration
Focuses on the length of time, rather than a specific era or segment.
interval
Refers to a specific segment of time, often used in scientific or technical contexts.
window of time
Conveys a limited or specific opportunity within a timeframe.
phase
Suggests a stage or segment within a larger process or development.
chapter
Implies a segment of a bigger story or process, akin to a "time period" in a narrative.
FAQs
How can I use "time period" in a sentence?
You can use "time period" to refer to a specific duration in history, science, or personal events. For example, "The Renaissance was a significant "time period" in European history".
What's a good alternative to "time period"?
Depending on the context, you could use "era", "span of time", or "period of time" as alternatives to "time period".
Is "time period" formal or informal?
"Time period" is generally considered neutral and can be used in both formal and informal contexts.
What determines a "time period"?
A "time period" is defined by its start and end points, which can be marked by significant events, dates, or other relevant criteria.
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
83%
Authority and reliability
4.6/5
Expert rating
Real-world application tested