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
used a single time
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "used a single time" is correct and usable in written English.
It can be used to indicate that something has been utilized only once. Example: "The special offer can be used a single time per customer."
✓ Grammatically correct
Science
News & Media
Formal & Business
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
It has not been used a single time since we eliminated it.
News & Media
In it, the mysterious Anton Vowl disappears … and the letter "e" is not used a single time in the course of the 300-page novel.
News & Media
While these studies used a single time point to indicate perfusion recovery, they succeeded to show that the scintigraphic enhancement of perfusion was accompanied by morphological changes (histology) and increased vascularity (angiography) indicating ongoing perfusion recovery [13, 15].
Science
These first studies used a single time point analysis to evaluate centromere-coupling.
Science
For each test, completely new samples were used for both cases and controls; thus, each sample was only used a single time.
Science
Furthermore, all the published studies relating LTL to cancer risks have used a single time measurement of LTL without consideration of longitudinal changes of LTL.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
48 human-written examples
The CLA predicts the mean and covariance as solutions of certain differential equations (ODEs) and for efficiency we solve these using a single time step of a suitable low order method.
The problems that arise from the use of two overlapping time scales are well recognized [ 44] and can be avoided using a single time scale such as post-menstrual or post-conceptional age [ 16, 17, 43].
Science
A proteomic approach using liquid chromatography tandem mass spectrometry (LC-MS/MS) was used in this study to quantitatively compare the S4F8 and Rut C30 secretomes in a SCB SSF process, using a single time point and temperature.
Science
The results show a comparison between the base learner alone when the true B is provided for DREAM3 size-10 networks (Table 1), boosting with multiple runs using a single time series and all the available time series.
Science
We chose to evaluate chronic rotator cuff tears using a single time point of one month to allow for comparisons to our previous studies, but we did not evaluate changes at other time points.
Science
Expert writing Tips
Best practice
When clarity is paramount, opt for the concise "used only once" instead of "used a single time". This eliminates any ambiguity and ensures the reader understands the item was intended for single use.
Common error
Avoid replacing more straightforward wording (like "single-use") with the lengthier phrase "used a single time" when the shorter form is clearer and more effective.
Source & Trust
81%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "used a single time" functions as an adjectival phrase modifying a noun, indicating the number of times something has been used. Ludwig AI shows its usability across various contexts.
Frequent in
Science
67%
News & Media
17%
Formal & Business
8%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "used a single time" is a grammatically correct and versatile phrase that functions to specify that something has only been utilized once. Ludwig AI indicates that its frequency is common, particularly in scientific and technical writing where precision is key. Though valid in business and news contexts, alternatives like "utilized once" or "single-use" may at times provide clearer communication. While simple, avoiding redundancy and focusing on conciseness will ensure effective writing.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
used only once
Emphasizes the limitation to a single instance of use.
utilized once
Focuses on the action of using, emphasizing the single instance of utilization.
employed once
Similar to "utilized once", but with a slightly more formal tone.
applied one time
Highlights the application aspect, suitable when referring to processes or treatments.
implemented once
Focuses on the action of putting a process in effect, emphasizing the single instance of implementation.
consumed one time
Suitable when referring to materials or resources that are used up.
leveraged once
Emphasizes the beneficial use of a resource, focusing on the single occurrence.
operated once
Applicable when describing the use of machinery or systems.
availed of once
A more formal alternative emphasizing the act of taking advantage of something on a single occasion.
exercised once
Suitable when describing abilities, rights or options.
FAQs
How can I use "used a single time" in a sentence?
You can use "used a single time" to indicate that something has been utilized only once. For example: "This coupon can be "used a single time" per customer."
What's a simpler way to say "used a single time"?
Alternatives include "utilized once" or "used only once". These options are more concise while retaining the same meaning.
Is it correct to say "used for a single time"?
While understandable, "used a single time" is generally preferred over "used for a single time" as it is more direct and grammatically streamlined.
When should I use "used a single time" instead of "reused"?
"Used a single time" emphasizes that something is only intended for one use, whereas "reused" implies that something was used more than once. Choose the phrase that accurately describes the situation.
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
4.1/5
Expert rating
Real-world application tested