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
was previously implemented
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "was previously implemented" is correct and usable in written English.
You can use it to refer to something that has been put into effect or executed in the past. Example: "The software update was previously implemented to enhance system performance."
✓ Grammatically correct
Science
News & Media
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
14 human-written examples
The method described in [ 11], i.e. the Boolean single steady-state implementation, was previously implemented in a MATLAB toolbox, CellNOpt.
Science
Smartphone-based human indoor localization was previously implemented using wireless sensor networks at the cost of sensing infrastructure deployment.
On the other side, a well recognized multivariable control strategy, named self optimizing control (SOC), was previously implemented on the same Petlyuk distillation column.
Science
The aldehyde dehydrogenase from Thermoplasma acidophilum, which was previously implemented as a key enzyme in a synthetic cell-free reaction cascade for the production of alcohols, was optimized by directed evolution.
A fatigue model based on the kinetic theory of fracture for polymers, which was previously implemented for constant amplitude loading, is expanded to account for the variable amplitude load history.
Science
As an example, 2D and 3D structure similarity modeling was previously implemented in the detection of drug candidates responsible for adverse effects [28 30].
Science
Human-verified similar examples from authoritative sources
Similar Expressions
46 human-written examples
Yet, it is difficult to evaluate the cost-effectiveness of delivering services that have not been previously implemented within a country, in part because real-world cost data on program implementation is lacking.
The latter has been previously implemented by the authors [1] for the incompressible Navier Stokes equations in conjunction with the artificial-compressibility method and forms the basis for investigating the current AS approach.
In this study, a chaotic system owning logic element is used for increasing the level of security of chaotic communication system, which has not been previously implemented for this purpose in the literature.
Forward simulations using the SEM on the K computer have been previously implemented for global modeling by Tsuboi et al. (2016).
It is worth noting that although co-culture strategy has been previously implemented for utilization of C6 and C5 sugar, the kinetic model that can describe fermentation performance of the co-culture has not yet been developed.
Expert writing Tips
Best practice
When using "was previously implemented", ensure that the context clearly indicates what "was" refers to. This helps avoid ambiguity and makes your writing more precise.
Common error
Avoid using "was previously implemented" without clearly specifying what the 'was' refers to. Ambiguous phrasing can confuse the reader and weaken your argument.
Source & Trust
78%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "was previously implemented" functions as a passive voice construction, indicating that a particular action or method had been put into effect at an earlier time. It emphasizes that something was acted upon, rather than who performed the action. As Ludwig AI confirms, this phrase is correct and usable.
Frequent in
Science
75%
News & Media
15%
Formal & Business
10%
Less common in
Wiki
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "was previously implemented" is a grammatically correct passive voice phrase used to indicate that a specific action or method was put into effect at an earlier time. Ludwig AI confirms its correctness. This phrase is most commonly found in scientific and formal writing, serving the purpose of providing historical context and referring to established practices. When using this phrase, ensure clarity by explicitly stating what "was" refers to, and consider related phrases like "had been implemented before" or "was earlier implemented" for nuanced variations.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
had been implemented before
Emphasizes the completion of the implementation prior to a specific point in time.
was earlier implemented
Focuses on the implementation occurring at an earlier time without necessarily implying completion.
was formerly applied
Highlights a past application, often suggesting a change in current practice.
has been implemented in the past
Explicitly states that the implementation occurred at some point in the past.
was in effect previously
Focuses on the state of being in effect at an earlier time.
was previously executed
Emphasizes the completion of an action in the past.
was already put into practice
Highlights the practical application that happened at an earlier time.
was used before
Simply states that it saw use at an earlier time.
existed in prior implementations
Points out the presence of something in earlier versions or systems.
was historically implemented
Suggests the method has been implemented through the history.
FAQs
How can I use "was previously implemented" in a sentence?
Use "was previously implemented" to indicate that a method, system, or feature had been put into effect at an earlier time. For example, "The security protocol "was previously implemented" to protect sensitive data".
What are some alternatives to "was previously implemented"?
You can use alternatives like "was earlier implemented", "had been implemented before", or "was formerly applied" depending on the context.
Is it better to say "was previously implemented" or "is previously implemented"?
"Was previously implemented" indicates a past action, while "is previously implemented" is grammatically incorrect. Use "was" when referring to something that happened in the past.
What is the difference between "was previously implemented" and "was recently implemented"?
"Was previously implemented" refers to an action that occurred at some unspecified time in the past, whereas "was recently implemented" specifies that the action occurred in the near past.
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
78%
Authority and reliability
4.1/5
Expert rating
Real-world application tested