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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
intellectual effort is
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "intellectual effort is" is correct and usable in written English.
It can be used to refer to the effort one must make in order to achieve something mentally or academically. For example, "Making progress on this difficult calculus problem requires a lot of intellectual effort."
✓ Grammatically correct
News & Media
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
5 human-written examples
The overweening American hostility to education, and the corresponding emphasis on the attainment of wealth, fame and celebrity status with minimal intellectual effort, is also the reason sports are "the core culture" in American high schools, as Ripley recognizes.
News & Media
What happens is that too much intellectual effort is expended trying to untangle the meaning from what is written and said, and our brains become distracted, softened up, willing to accept the clumsy groping advances of the hokey messages that prey on the vulnerable.
News & Media
On the other hand, significant intellectual effort is required in any given field to understand the illusory nature of such explanations and the manner in which they obstruct the identification and assertion of real issues.
Science
Considerably more intellectual effort is now devoted to devising new sanctions against North Korea than to scoping out a more balanced diplomacy which could actually achieve American strategic objectives -- without risking a war on the Korean peninsula leading to a potential military confrontation between the United States and China.
News & Media
To my way of thinking, what is distinctive about natural science (as opposed to other forms of human intellectual effort) is the use of a specific method (the "hypothetico-deductive method") that decides among competing hypotheses by formulating falsifiable predictions of each hypothesis [ 57].
Science
Human-verified similar examples from authoritative sources
Similar Expressions
52 human-written examples
Good health habits and strenuous intellectual effort are beneficial in themselves, but they will not protect us from a silent, genetically influenced disaster that might already be unfolding in our brains.
News & Media
Also, whereas intellectual effort may be summarized in a "truth" there is no such thing in art.
Science
The reason for my recounting this anecdote is to illustrate that translation is a natural act: before it became an intellectual effort it was a letting go, or a going "off-road".
News & Media
This intellectual effort – which was first undertaken more than a century ago by the thinkers cited here – would necessarily take us beyond liberalism and its faith in the curative power of economic growth.
News & Media
To minimize the effects of fatigue, tests involving intellectual and physical effort were alternated.
Science
I'm not saying that the NK approach is necessarily right; but it's a serious intellectual effort, undertaken by people who thought they were part of an open professional dialogue.
News & Media
Expert writing Tips
Best practice
Use "intellectual effort is" to emphasize the mental energy required for a task, particularly when contrasting it with physical effort or other factors.
Common error
Avoid using "intellectual effort is" too frequently in your writing. Vary your language by using synonyms like "cognitive work involves" or "mental exertion is" to keep your writing engaging.
Source & Trust
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "intellectual effort is" functions as a subject complement, describing what something requires or involves. It indicates the need for cognitive exertion, as evidenced by Ludwig's examples from sources like The New York Times.
Frequent in
News & Media
50%
Science
41%
Wiki
9%
Less common in
Formal & Business
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "intellectual effort is" is a grammatically correct phrase used to highlight the cognitive demand of a task. Ludwig AI confirms its acceptability and provides examples from diverse sources, including News & Media and Science. While its frequency is uncommon, it effectively conveys the need for mental exertion. Alternative phrases such as "mental exertion is" can be used for variety. Remember to use the phrase when you want to emphasize the cognitive demand required for a task, especially when it is contrasted with the physical effort. Be mindful of overusing it by varying your vocabulary to create richer writing.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
mental exertion is
Replaces "intellectual effort" with a more general term for mental activity.
cognitive work involves
Shifts the focus to the cognitive processes involved rather than the effort itself.
mental labor comprises
Uses a more formal and less common term for mental work.
brainwork entails
Informal synonym focusing on the brain's activity.
thinking requires
Highlights the necessity of thought.
deliberation demands
Focuses on careful and considered thought.
reasoning necessitates
Emphasizes the logical aspect of mental activity.
analysis calls for
Highlights the analytical aspect of mental work.
study necessitates
Suggests the need for dedicated learning.
contemplation involves
Highlights thoughtful observation and consideration.
FAQs
How can I rephrase "intellectual effort is" to sound more formal?
For a more formal tone, consider using phrases such as "cognitive work involves" or "mental labor comprises".
What's the difference between "mental effort is" and "intellectual effort is"?
"Mental effort is" is a broader term encompassing all mental activity, while "intellectual effort is" specifically refers to effort related to reasoning, learning, and problem-solving.
Is "intellectual endeavor is" a good substitute for "intellectual effort is"?
"Intellectual endeavor is" is similar but implies a more significant or sustained undertaking than "intellectual effort is".
How to use "intellectual effort is" in a sentence?
You can say, "Solving this problem requires significant intellectual effort" or "The project's success depends on consistent intellectual effort."
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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
4.5/5
Expert rating
Real-world application tested