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
a core knowledge of
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a core knowledge of" is correct and usable in written English.
It can be used when referring to fundamental or essential understanding of a particular subject or field. Example: "To excel in this role, you need to have a core knowledge of programming languages and software development."
✓ Grammatically correct
News & Media
Science
Alternative expressions(14)
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
4 human-written examples
This would give her a core knowledge of her field.
News & Media
Sherley thinks that a young scientist needs a core knowledge of cellular and molecular biology - understanding the lab techniques and the analytical approaches.
Science & Research
Adequate understanding and application of the subjects listed below requires students to have a core knowledge of the aspects of anatomy and physiology which pertain to radiological interpretation.
Science
A good curriculum should give pupils a core knowledge of essential subjects, instil a love of learning and teach them how to discover more on a subject, but also shape them into a well-rounded person.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
55 human-written examples
Pupils should be taught a robust "core knowledge" of facts and information, the education secretary has said, setting out the principles of his curriculum changes.
News & Media
Changes to the national curriculum in England are likely to see pupils being taught a robust "core knowledge" of facts and information.
News & Media
Although these projects do not have legal and high stake consequences, they are innovative as they define and share the core knowledge of a discipline [ 12].
Science
Collaborations between rheumatology associations and universities could help strengthen existing teaching, provide core knowledge of the RMDs to all practitioners and encourage rheumatology as a specialty within that region.
Science
This may reflect adequate core knowledge of the referring radiologists regarding MR diagnosis of STT.
Science
This paper focuses on the core knowledge of one such emerging field, namely, innovation studies.
Science
Core knowledge Core knowledge of anatomy, cell biology, genetics, physiology, and the physical basis of all imaging modalities and patient safety must remain central in the educational model.
Science
Expert writing Tips
Best practice
When using "a core knowledge of", ensure that you are referring to the most fundamental and essential aspects of the subject. It's not just surface-level information, but the foundational principles.
Common error
Avoid using "a core knowledge of" when describing superficial familiarity with a subject. This phrase implies a deeper understanding than just knowing the basics.
Source & Trust
87%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a core knowledge of" functions as a noun phrase, acting as the object of a verb or preposition. It specifies the essential or foundational understanding required in a particular domain. Ludwig's examples demonstrate its use in academic, scientific, and professional contexts.
Frequent in
Science
50%
News & Media
37%
Formal & Business
13%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "a core knowledge of" is a grammatically correct and usable phrase that signifies a fundamental understanding of a subject. As highlighted by Ludwig, its use is appropriate across various domains, including science, news, and business. While not extremely common, the phrase serves to emphasize the importance of having essential understanding for progressing within a particular field. The phrase is best used when you want to emphasize a depth of knowledge greater than just a superficial familiarity. When communicating about "a core knowledge of", remember that focusing on a more fundamental level is very important.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
a fundamental understanding of
Emphasizes the basic and essential nature of the understanding.
a basic grasp of
Highlights having a rudimentary understanding or initial familiarity with the subject matter.
a working knowledge of
Implies a practical understanding sufficient to perform tasks or operate effectively.
a solid foundation in
Focuses on the strength and stability of the base knowledge acquired.
a deep understanding of
Suggests a more thorough and comprehensive comprehension.
an intimate familiarity with
Indicates close and detailed knowledge developed over time.
a mastery of
Highlights a very high level of skill and comprehensive understanding.
a proficiency in
Emphasizes skill and competence in a particular area.
a comprehensive understanding of
Stresses the breadth and completeness of the knowledge.
an essential awareness of
Highlights the necessity and importance of understanding a particular thing.
FAQs
How can I use "a core knowledge of" in a sentence?
Use "a core knowledge of" to describe having a foundational understanding in a specific subject. For instance, "The job requires "a core knowledge of" data analysis techniques."
What is a good alternative to "a core knowledge of"?
Alternatives include "a fundamental understanding of", "a basic grasp of", or "a working knowledge of", depending on the context and depth of understanding you want to convey.
What does it mean to have "a core knowledge of" something?
Having "a core knowledge of" something means you possess a fundamental and essential understanding of its key principles and concepts, which forms the basis for further learning and application.
Is it better to say "core knowledge about" or "a core knowledge of"?
"A core knowledge of" is the standard and more grammatically sound construction. "Core knowledge about" is less common and can sound awkward.
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
87%
Authority and reliability
4.1/5
Expert rating
Real-world application tested