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
intellectually demanding
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase 'intellectually demanding' is correct and usable in written English.
You can use it when you want to describe a task or activity that requires great thought and effort. For example, "This physics problem is an intellectually demanding challenge."
✓ Grammatically correct
Academia
Formal & Business
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
56 human-written examples
But if Home is less intellectually demanding, it is more emotionally demanding, and enriches and expands Gilead in unexpected ways.
News & Media
Nursing school has been intellectually demanding and all-consuming.
News & Media
With this moving, intellectually demanding fantasy the decade ended on a satisfactory note.
Encyclopedias
Our programs are exciting and intellectually demanding, and our graduate student community is stimulating and diverse.
Academia
It's not that all architecture must be Serious, Important and Intellectually Demanding.
News & Media
"Intellect alone is not enough – although it is a very intellectually demanding job.
News & Media
Hughes introduced Ellison to the high-strung, intellectually demanding Richard Wright and thereby radicalized him.
News & Media
No longer are young people "ghettoised into theatre that is not intellectually demanding".
News & Media
She's protecting them from the most intellectually demanding activities because she doesn't understand what's cognitively difficult and what isn't.
News & Media
But the company's engineers, rewarded for tackling more intellectually demanding challenges, regarded the problem as a low-status janitorial job.
News & Media
That may be the number of people left willing to experience films so intellectually demanding and so resolutely not "nice".
News & Media
Expert writing Tips
Best practice
When describing a field or study, use "intellectually demanding" to highlight the depth of knowledge and analytical skills required. For example: "Theoretical physics is an intellectually demanding field."
Common error
Avoid using "intellectually demanding" to describe tasks that are only mildly challenging; reserve it for situations truly requiring substantial cognitive effort. Overuse can dilute its impact.
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "intellectually demanding" functions as a modifier, specifically an adjectival phrase, to describe a noun. It emphasizes the significant cognitive requirements associated with the subject. Ludwig provides numerous examples where it modifies subjects like 'jobs', 'tasks', and 'courses'.
Frequent in
News & Media
34%
Science
29%
Academia
16%
Less common in
Formal & Business
13%
Encyclopedias
5%
OtherRelated
3%
Ludwig's WRAP-UP
The phrase "intellectually demanding" is a grammatically sound and widely used expression to describe activities or environments requiring considerable cognitive effort. As Ludwig AI confirms, its proper use conveys a sense of rigor and complexity, suitable for diverse contexts from academia and science to news and business. To maintain impact, it's advisable to reserve this descriptor for tasks truly warranting substantial mental exertion. For situations demanding similar precision, consider alternatives like "cognitively challenging" or "mentally stimulating".
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
intellectually stimulating
Focuses on the stimulation and active engagement of intellect.
cognitively challenging
Emphasizes the challenge to cognitive abilities.
challenging one's intellect
Highlights the role of something that challenges and puts the intellectual mind to the test.
requiring deep thought
Stresses the necessity for profound and careful thinking.
mentally stimulating
Focuses on the positive aspect of intellectual engagement and invigoration.
critically engaging
Focuses on the need for critical thinking and analysis.
thought-provoking
Highlights the stimulation of deeper thought and reflection.
mentally taxing
Highlights the effort and potential strain involved.
brain-teasing
Implies a playful or puzzle-like aspect to the intellectual demand.
academically rigorous
Specifically applies to academic contexts requiring high standards.
FAQs
What does "intellectually demanding" mean?
The phrase "intellectually demanding" describes something that requires a high level of cognitive effort, critical thinking, and complex problem-solving skills.
How can I use "intellectually demanding" in a sentence?
You can say, "The research project was "intellectually demanding", requiring us to analyze complex data and develop innovative solutions."
What are some synonyms for "intellectually demanding"?
Alternatives include "cognitively challenging", "mentally stimulating", or "academically rigorous", depending on the context.
Is it better to say "intellectually challenging" or "intellectually demanding"?
Both phrases are valid, but "intellectually demanding" emphasizes the amount of effort required, while "intellectually challenging" focuses on the stimulating nature of the task. Choose the phrase that best reflects the specific context.
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
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested