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
subject of life
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "subject of life" is correct and usable in written English.
It can be used to refer to a topic or theme that pertains to the human experience or existence. Example: "Philosophers often debate the subject of life, exploring its meaning and purpose."
✓ Grammatically correct
News & Media
Science
Encyclopedias
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
It's not Vera Drake, exactly, but it's pretty stark on the subject of life pre-contraception.
News & Media
Four drawings done in a single day in 1939 deal with the subject of life leaving the body.
News & Media
Readers of this section are invited to try their hands at writing pyrameters on the subject of life in Westchester or Putnam Counties.
News & Media
The subject of "Life, Animated," a new documentary directed by Roger Ross Williams, is Owen Suskind, who is now twenty-five years old.
News & Media
"Rachel Perry Welty: 24/7," an exhibition of works by Rachel Perry Welty, a Boston-based conceptual artist who creates works on the subject of life in the 21st century.
News & Media
At the inauguration, a young girl by the name of Citlalli from the state of Morelos, was announced the winner of the competition to find the most interesting story on the subject of "life without petrol".
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
44 human-written examples
Despite a growing evidence base, in order for NICE, SMC and others to reflect the views of the public, more information is needed about the nature of societal values on the subject of life-extension at the end of life.
Science
Our objective was to investigate whether a consensus exists between the general public and health care providers regarding the reasoning and values at stake on the subject of life-sustaining treatment.
Science
Therefore, they are widely used in the experiments on immunology, oncology, toxicology, and other subjects of life science.
"I wanted to stick to the universal theme of the simple and yet wonderful way these people fall in love, while creating a space for people to think about what matters," said Sharrock, adding that she sees the subjects of life-altering disability and the morality of euthanasia as difficult rather than "dark".
News & Media
They are remarkable because they remember a life that clung to faith even when the subject of that life was hanging half dead from a tree.
News & Media
Expert writing Tips
Best practice
When using "subject of life", ensure the context clarifies which aspect of life you are referring to, such as personal experiences, philosophical inquiries, or scientific studies.
Common error
Avoid using "subject of life" in vague contexts. Be specific about what aspect of life is being discussed to maintain clarity and avoid ambiguity. For example, instead of saying 'The author explored the subject of life', specify 'The author explored the subject of the challenges of modern life'.
Source & Trust
88%
Authority and reliability
4.4/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "subject of life" functions primarily as a noun phrase, often serving as the object of a verb or the subject complement. It typically introduces a broad theme or topic related to human existence, experiences, or conditions. Ludwig AI confirms its usability in written English.
Frequent in
News & Media
30%
Science
27%
Encyclopedias
13%
Less common in
Wiki
7%
Formal & Business
7%
Reference
0%
Ludwig's WRAP-UP
The phrase "subject of life" serves as a noun phrase that introduces broad themes related to human existence and is grammatically correct. According to Ludwig AI, it is usable in written English. While its frequency is uncommon, it appears across diverse contexts, notably in News & Media and Science. To enhance clarity, be specific about the aspect of life under discussion. Semantically related phrases, like "theme of existence" or "meaning of life", offer alternate perspectives. Remember that while the phrase is grammatically correct it should be used thoughtfully, ensuring clarity and relevance in context. Ludwig's analysis highlights its versatility and importance in philosophical, artistic, and analytical discussions.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
theme of existence
Focuses on existence rather than life, shifting the emphasis to being.
topic of life
Replaces 'subject' with 'topic', offering a more general alternative.
matter of existence
Uses 'matter' instead of 'subject' to describe a fundamental aspect of existence.
meaning of life
Specifies the 'meaning' as a key subject within life, narrowing the focus.
essence of living
Changes from 'subject' to 'essence' emphasizing the core quality of living.
nature of life
Focuses on the inherent qualities and characteristics of life.
concerns of life
Highlights the issues and worries related to life.
aspects of living
Replaces 'subject' with 'aspects', referring to different facets of living.
experiences of life
Emphasizes the events and feelings that make up a life.
the human condition
Broadens the scope to the collective experience of being human.
FAQs
How can I use "subject of life" in a sentence?
You can use "subject of life" to introduce a theme or topic related to human existence. For instance, "Philosophers often debate the "subject of life", exploring its meaning and purpose".
What are some alternatives to the phrase "subject of life"?
Depending on the context, you might consider alternatives such as "theme of existence", "topic of life", or "meaning of life". Each alternative subtly shifts the focus while remaining semantically related.
Is there a difference between "subject of life" and "matter of life"?
While similar, "subject of life" generally refers to a topic or theme being discussed or studied. "Matter of life" often indicates something essential or crucial to survival or existence. You can explore alternatives like "matter of existence" too.
In what contexts is the phrase "subject of life" most appropriately used?
The phrase "subject of life" is suitable in discussions concerning philosophy, art, literature, and personal development, where the fundamental aspects and experiences of human existence are explored. The phrase can be replaced by something more concrete like "essence of living".
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
88%
Authority and reliability
4.4/5
Expert rating
Real-world application tested