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
a specific lifetime
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a specific lifetime" is correct and usable in written English.
It can be used when referring to a particular duration of existence or a defined period in which something occurs or is relevant. Example: "The research focuses on the effects of pollution during a specific lifetime of the species."
✓ Grammatically correct
Science
News & Media
Alternative expressions(4)
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
4 human-written examples
The electrons have a specific lifetime.
Messages are assumed to have a specific lifetime, and this life time, is divided into time slots, and from this a random number of these slots are chosen to repetitively transmit the broadcast.
In other words, all the services of DB-SECaaS system must be authenticated and a SAML ticket is assigned to each service for a specific lifetime (more than the lifetime of the user SAML ticket), during which the services can communicate with each other for operations execution. .
One advantage of FLIM is that the lifetime information can be represented as a phasor plot, thereby allowing better separation of fluorescent components and the identification of a specific lifetime signal from BaP.
Human-verified similar examples from authoritative sources
Similar Expressions
55 human-written examples
Because of data driven nature, the very first issue which DSMS must solve is to manage the changes in data arrival rate during a specific query lifetime.
Science
There is an optimum radius of fuel kernels for each value of the fuel compact design parameter (i.e., radius) and a specific fuel lifetime.
The best players can be awarded specific lifetime titles by the world chess organization FIDE: Grandmaster (shortened as GM; sometimes International Grandmaster or IGM is used) is awarded to world-class chess masters.
Wiki
Specific lifetime comorbid diagnoses are listed in Table 1.
Science
Then, the amplitude of the SACF is inversely related to the true number of molecules with the specific lifetime and polarization characteristics given by the filters.
Science
Four blocks of independent variables were used to explore the predictive value of each of the specific lifetime Axis I and II disorders (one by one) and also the number of these disorders on the level of mental distress at follow-up.
Science
Decay Associated Spectra (DAS) corresponding to a loss or a gain of emission at specific lifetimes, were calculated from the EAS ([48,49,46]).
Expert writing Tips
Best practice
When using "a specific lifetime", ensure the context clearly defines what makes that lifetime specific. For instance, specify the species, individual, or time period you are referring to.
Common error
Avoid using "a specific lifetime" when "lifetime" alone suffices. The word "specific" should add meaningful constraint, not just be a filler.
Source & Trust
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a specific lifetime" functions as a noun phrase, where 'specific' modifies 'lifetime'. It specifies a particular duration or period of existence, often within a broader context. As Ludwig AI confirms, the phrase is grammatically sound and usable.
Frequent in
Science
75%
News & Media
25%
Formal & Business
0%
Less common in
Wiki
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "a specific lifetime" is a grammatically correct and usable noun phrase, as affirmed by Ludwig AI. It's used to denote a particular or defined period of existence. The phrase is most commonly found in scientific contexts, followed by news and media. When using this phrase, ensure that the context clearly defines what makes the lifetime specific. Alternatives include "a particular lifetime" or "a unique lifetime". Avoid using "specific" superfluously; it should add meaningful constraint.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
a particular lifetime
Replaces "specific" with "particular", emphasizing individuality and distinctness of the lifetime.
a unique lifetime
Substitutes "specific" with "unique", highlighting the one-of-a-kind nature of the lifetime.
a defined lifespan
Replaces "lifetime" with "lifespan", focusing on the duration of life.
a certain period of existence
Breaks down the phrase into more explicit terms, emphasizing the duration of being.
a designated duration of life
Highlights the predetermined and measured aspect of a lifetime.
a prescribed time on Earth
Uses a metaphorical and descriptive phrase to talk about lifetime.
an allotted time to live
Emphasizes the allocated or assigned nature of a lifetime.
a discrete life period
Focuses on the separate and distinct nature of a lifetime.
a selected duration of being
Emphasizes choice or predetermination in the duration of a lifetime.
a marked era of life
Uses more dramatic, epochal terms to describe a lifetime.
FAQs
How can I use "a specific lifetime" in a sentence?
Use "a specific lifetime" to refer to a particular duration of life or a defined period in someone's or something's existence. For example, "The study examined the impact of early childhood education on "a specific lifetime" of the participants."
What are some alternatives to "a specific lifetime"?
You can use phrases like "a particular lifetime", "a unique lifetime", or "a defined lifespan" depending on the context and the nuance you want to convey.
Is it always necessary to include "specific" before "lifetime"?
No, it is not always necessary. Use "a specific lifetime" when you need to emphasize that you're referring to a certain, clearly defined period. Otherwise, simply using "lifetime" is sufficient.
What is the difference between "a specific lifetime" and "lifetime"?
The phrase "a specific lifetime" implies a defined or particular duration, while "lifetime" generally refers to the entire duration of someone or something's existence without necessarily emphasizing a particular portion or characteristic. For example, you can say "the effects of pollution during "a specific lifetime"" or "the impact on the entire lifetime".
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
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested