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
day of euthanasia
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "day of euthanasia" is correct and usable in written English.
It can be used in contexts discussing the topic of euthanasia, particularly in reference to a specific day designated for such an event. Example: "The family gathered to support their loved one on the day of euthanasia, ensuring they felt comforted in their final moments."
✓ Grammatically correct
Science
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
30 human-written examples
Blood urea nitrogen and creatinine were measured in weeks 8, 19, and 26 and at the day of euthanasia of the mice.
Science
*: Day of euthanasia.
Science
All detached retinae remained detached until the day of euthanasia.
All rats underwent MRI on the day of euthanasia.
Science
Baseline and final fasting blood samples were collected on the day of euthanasia.
Total RNA isolated from lung tissue from individual animals on each day of euthanasia was used for oligonucleotide array experiments.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
30 human-written examples
Clinical signs (body temperature, respiratory disorders, and general signs such as appetite and behaviour) were monitored daily in both groups starting from six days before inoculation until the day of death or euthanasia.
Science
Plasma viral RNA was detected as early as day 8 in animal 819, exposed by the intravenous route, and was highest at time of euthanasia (day 12), as demonstrated in Fig. 1C.
Science
One day before euthanasia of the mice, we collected urine samples using a metabolic cage with dry ice placed around the urine collection vessel to prevent oxidation or degradation of metabolites during the collection period (approximately 16 hr).
Virus isolation conducted for select tissue samples showed LASV titers of 5 7 lof10 tissue/g of tissue; blood samples collected on day 10 and at the time of euthanasia (5 and 6.25 log10 TCID50/mL, respectively) showed viremia.
Science
The animals were put on fast for 24 hours after the last dose of test drugs on 10th day and sacrificed by euthanasia on 11th day of experiment to assess the gastric ulcer size and healing.
Expert writing Tips
Best practice
When writing about animal research, use the phrase "day of euthanasia" to clearly indicate the point at which data collection or specific procedures concluded.
Common error
Avoid using the phrase in contexts where the act of euthanasia is ethically questionable or illegal. Always provide sufficient context to ensure clarity and prevent misinterpretation.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "day of euthanasia" functions primarily as a noun phrase, specifying a particular time in research or medical contexts. It often serves as a temporal marker, indicating when certain procedures or measurements were taken, as demonstrated by Ludwig.
Frequent in
Science
85%
News & Media
10%
Formal & Business
5%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "day of euthanasia" is a grammatically correct noun phrase commonly used in scientific and medical contexts to denote a specific point in time when euthanasia is performed. As shown by Ludwig, it's used to clarify when procedures or measurements took place in relation to euthanasia, as it frequently appears in scientific literature. While appropriate in technical settings, it should be used cautiously in general writing due to its sensitive nature. Alternatives like "end of life" or "final day" might be more suitable in less formal contexts. The phrase is most often found in Science contexts and has an expert rating of 4.5, indicating its reliable usage in appropriate settings.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
euthanasia date
Replaces "day" with a more concise noun, directly specifying the appointment.
date of euthanasia
Switches the order of the words, but the meaning remains the same.
day of assisted dying
Replaces "euthanasia" with a more sensitive or legally specific term.
day of mercy killing
Substitutes "euthanasia" with a more emotionally charged term.
terminal date
Focuses on the end-of-life aspect rather than the act itself.
end-of-life date
Emphasizes the conclusion of life, suitable for medical or palliative care contexts.
point of euthanasia
Refers to the specific moment when euthanasia is administered.
time of euthanasia
Similar to "day of euthanasia" but less specific; can refer to a broader timeframe.
euthanasia procedure day
Highlights the procedural aspect of euthanasia and uses "day" as an appositive noun.
final day of life
Focuses on the last day of existence, applicable in various contexts beyond euthanasia.
FAQs
How is "day of euthanasia" typically used in scientific literature?
In scientific literature, "day of euthanasia" is commonly used to specify the final time point for data collection or procedures performed on research animals. It helps provide a clear timeline for experimental protocols.
What are some less clinical alternatives to "day of euthanasia"?
Depending on the context, you might use phrases like "end of life", "final day", or "day of passing" for a more sensitive approach.
Is "day of euthanasia" appropriate in all writing contexts?
No, the phrase is primarily appropriate in scientific, medical, or veterinary contexts. In more general or sensitive writing, it's often better to use softer or more descriptive language like "end of life care" or "assisted dying".
What's the difference between "day of euthanasia" and "date of euthanasia"?
The phrases are largely interchangeable. "Day of euthanasia" refers more to the event within a period, while "date of euthanasia" refers to a specific calendar day.
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
4.5/5
Expert rating
Real-world application tested