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
approval obtained
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "approval obtained" is correct and usable in written English.
It can be used to indicate that permission or consent has been secured for a particular action or decision. Example: "Before proceeding with the project, we need to ensure that all necessary approvals have been obtained."
✓ Grammatically correct
Science
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
43 human-written examples
This study, conducted between 2003 and 2006, was approved by a Multi-centre Ethics Committee (Cardiff), with research governance approval obtained from relevant Primary Care Trusts.
Science
The protocol was approved by the Principal Dental Officer (Orana and Far Western Region) and ethical approval obtained.
Science
Enrolment began following research ethics approval obtained at each individual site.
Science
A similar array comprising normal and tumour tissues was probed with purified pre-immune serum in equal amounts as a control for staining, All samples were obtained from Medical Solutions plc with ethical approval obtained from LREC, Cambridge, UK.
Science
Survey results were integrated into the review and approval obtained for accuracy.
Trials were conducted in accordance with the Declaration of Helsinki and ethical approval obtained.
Human-verified similar examples from authoritative sources
Similar Expressions
17 human-written examples
Hence, ethical issues must be considered and approvals obtained.
Ethical committee approvals were obtained (Local Research Ethical Committee LRECC) approval no.
Science
That is, even if approval is obtained through felony fraud.
News & Media
Ethics approval was obtained.
Science
Institutional Review Board approval was obtained.
Science
Expert writing Tips
Best practice
When writing scientific papers, specify the entity that provided the "approval obtained". For instance, "Ethical approval was obtained from the Institutional Review Board".
Common error
Avoid generic statements like "Approval was obtained." Always specify who granted the approval to provide context and credibility.
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "approval obtained" functions as a concise way to indicate that permission or consent has been officially secured. It frequently appears in research papers and formal reports, summarizing the completion of a necessary step. As Ludwig AI confirms, the phrase is considered correct and usable in written English.
Frequent in
Science
95%
Formal & Business
3%
News & Media
2%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "approval obtained" is a concise and grammatically correct way of indicating that permission or consent has been officially secured. It is most frequently used in formal and scientific contexts, particularly in research papers and official reports. As Ludwig AI indicates, the phrase is considered usable in written English. While there are many alternatives, such as "received approval" or "secured approval", it is crucial to specify the entity that provided the approval for clarity and credibility. The frequency of the phrase in scientific literature highlights its importance in regulated and ethical environments.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
received approval
Focuses on the action of receiving the approval rather than the act of obtaining it.
secured approval
Emphasizes the effort or process involved in getting the approval.
acquired approval
Similar to 'obtained' but can imply a more formal or official process.
gained approval
Highlights the achievement of getting approval, often after some effort.
authorization received
Uses a more formal term 'authorization' and focuses on the receipt of it.
consent secured
Substitutes 'approval' with 'consent', emphasizing agreement or permission.
clearance granted
Implies that an obstacle was removed and permission was given.
permission obtained
Uses 'permission' instead of 'approval', which can sound slightly less formal.
had approval granted
Shifts the emphasis to the fact that the approval was given, using a more passive voice.
approval was given
Completely passive construction focusing on the granting of approval.
FAQs
How to use "approval obtained" in a sentence?
You can use "approval obtained" to indicate that permission or consent has been secured for a specific action. For example: "The study commenced after ethical "approval obtained" from the review board."
What is a more formal alternative to "approval obtained"?
A more formal alternative to "approval obtained" is "authorization received". This phrase is suitable for legal or official documents.
What is a less formal alternative to "approval obtained"?
A less formal alternative is "permission obtained", which is appropriate for everyday communication.
Which is correct, "approval obtained" or "approval was obtained"?
"Approval obtained" is often used in concise statements, while "approval was obtained" is a full sentence construction. Both are correct depending on the context. For example, a research paper might say "Ethical "approval obtained"" in a methods section, or "Ethical approval was obtained from the IRB" in a results section.
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
4.5/5
Expert rating
Real-world application tested