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
in their decades
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "in their decades" is correct and usable in written English.
It can be used to refer to a specific time period in which individuals or groups experienced significant events or changes in their lives. Example: "The artists made a lasting impact in their decades, influencing generations to come."
✓ Grammatically correct
News & Media
Wiki
Alternative expressions(3)
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
5 human-written examples
In their decades in power, the Communists set up communities like Baikalsk all over their immense territory.
News & Media
The library has a collection of Horn & Hardart papers, and if you recall those marble emporiums only in their decades of decline, you can get a sense here of the impact they once had.
News & Media
When Friedrich Engels's fragmentary text, The Dialectics of Nature, dating from 1883, was rediscovered in the 1930s, it was regarded as demonstrating that nature itself conformed to the philosophical principles that he and Marx had formulated in their decades of collaboration.
News & Media
Though influential, Severed Heads largely remained an entity to themselves – aligned with no palpable scene or movement in their decades of productivity.
News & Media
The Test umpire Col Egar recalled that O'Reilly never talked to him in their decades in cricket until a third party informed the bowler that Egar was a Catholic.
Wiki
Human-verified similar examples from authoritative sources
Similar Expressions
52 human-written examples
In their decade of existence, the Texans had never before reached the postseason, let alone dealt with losing in one.
News & Media
In their decade together, she and DeJesus built up a remarkable relationship, with Knight fulfilling a maternal role.
News & Media
XM and Sirius burned up nearly $1 billion apiece in their decade-long quest to get into orbit.
News & Media
While replacing the tire, the couple reminisces about the various mishaps and adventures they've shared in their decade-long relationship.
News & Media
The great twist in their decades-long rivalry is that it might eventually be Brown's record that looks the stronger.
News & Media
The verdict was a pivotal victory for federal prosecutors in their decades-long war of attrition against the New York mob.
News & Media
Expert writing Tips
Best practice
Use "in their decades" when you want to emphasize a long period during which someone or something was active, influential, or underwent significant changes. It's particularly useful when discussing historical trends or long-term impact.
Common error
Avoid using "in their decades" when referring to a shorter period, such as a single year or a few years. The phrase implies a substantial length of time, typically at least twenty years. Use more appropriate terms like "during their time", or "in the last few years" if the timeframe is shorter.
Source & Trust
84%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "in their decades" functions as a prepositional phrase, modifying a noun or verb by providing a temporal context. Ludwig examples show it describing periods of activity, influence, or change. It establishes a timeframe within which actions or events occur.
Frequent in
News & Media
60%
Wiki
20%
Science
20%
Less common in
Formal & Business
0%
Encyclopedias
0%
Academia
0%
Ludwig's WRAP-UP
The phrase "in their decades" is a prepositional phrase used to specify a time period spanning multiple decades, typically indicating a significant duration of influence, activity, or change. As Ludwig AI confirms, it's grammatically sound and generally appears in neutral contexts such as news and media. While not overly frequent, the phrase serves to emphasize the long-term nature of an event or impact. When using "in their decades", ensure that the context aligns with this extended timeframe and avoid misusing it for shorter periods. Alternatives such as "during their time" or "throughout their lives" may be more appropriate depending on the specific meaning you want to convey. Use "in their decades" to highlight something that persists, evolves, or has notable influence across numerous years.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
during their time
Focuses more on the period when they were active or alive.
throughout their lives
Emphasizes the entire duration of their existence.
over the decades of their career
Highlights a professional timeline spanning several decades.
across their lifespan
Refers to the period from birth to death.
in the course of their existence
Stresses the total time they existed.
during their active years
Focuses on the period when they were productive or influential.
through the decades of their involvement
Emphasizes a sustained participation over many decades.
spanning their years of influence
Highlights the period when they had significant impact.
for the duration of their service
Refers to the time they were employed or active in a specific role.
throughout their tenure
Emphasizes the period they held a position or office.
FAQs
How can I use "in their decades" in a sentence?
You can use "in their decades" to describe actions or influences spanning many years. For instance, "In their decades in power, the Communists set up communities..."
What are some alternatives to saying "in their decades"?
Alternatives include "during their time", "throughout their lives", or "over the decades of their career", depending on the specific context.
Is it correct to say "in their decade" instead of "in their decades"?
No, "in their decade" refers to a single ten-year period, while "in their decades" indicates a period of twenty years or more. The plural form is used to convey a longer duration.
What's the difference between "in their decades" and "during their lives"?
"In their decades" emphasizes a specific long period, often marked by significant changes or activities. "During their lives" refers to the entire duration of their existence, without necessarily focusing on a specific period within it.
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
4.1/5
Expert rating
Real-world application tested