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
core item
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "core item" is correct and usable in written English.
It can be used to refer to an essential or fundamental component of a larger system or concept. Example: "In our analysis, the core item of the project is the user experience, which we must prioritize."
✓ Grammatically correct
Science
News & Media
Wiki
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
18 human-written examples
As for the outfit itself, we're digging it, except for the beaded belt, which doesn't really go, no? "Our core item will be diapers," says Alba, adding that the idea behind the brand came when she was pregnant with Honor.
News & Media
But he took a go-slow approach to a core item on his economic agenda: a 15-year phase-out of the city's tax on the gross receipts brought in by businesses — a levy that generates about $450 million annually for the city budget.
News & Media
Each core item could be rated on a 5-point Likert-type scale: strongly disagree '1', disagree '2', neutral '3', agree '4', strongly agree '5' and an additional 'I cannot judge this' option.
Science
During its initial funding cycle, PROMIS developed a 154-item physical function core item bank.
We added a third core item to assess help-seeking in relation to self-injury, using the original matrix format.
There were a number of parameters that had major discordance between the protocols (in which they were included as a core item in only 1 of the protocols).
Human-verified similar examples from authoritative sources
Similar Expressions
42 human-written examples
Republican opposition to abortion, gun control, campaign finance reform and the rights of patients to sue health maintenance organizations are core items on the party's agenda.
News & Media
And why does the Kirov perform other core items of its traditional repertory with no attempt at logic, coherence or basic theater sense?
News & Media
One of the problems with Isa was that the menu was somewhat limited, with just a few core items that didn't change substantially.
News & Media
A study by the Pew Research Centre reported that the number of those who "agree strongly" with core items of Christian dogma rose substantially between 1965 and 2003.
News & Media
It is very important to report core items in hierarchical Bayesian analysis.
Expert writing Tips
Best practice
When using "core item", ensure the context clearly establishes what larger system or concept the item is central to. Providing this context enhances clarity and prevents ambiguity.
Common error
Avoid using "core item" as a generic term. If it does not clearly relate to a specific and understandable system or process, consider using a more descriptive alternative that highlights the specific function or characteristic you want to emphasize.
Source & Trust
80%
Authority and reliability
4.3/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "core item" functions primarily as a noun phrase, typically serving as a subject complement or object in a sentence. As confirmed by Ludwig AI, it identifies a fundamental or essential element within a larger context.
Frequent in
Science
44%
News & Media
33%
Wiki
6%
Less common in
Formal & Business
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "core item" is a grammatically correct noun phrase used to emphasize the fundamental and essential nature of an element within a larger system. As Ludwig AI confirms, it's a versatile term appearing in scientific, news, and general contexts, indicating its suitability for both formal and informal communication. While relatively common, writers should ensure the context clearly defines the larger system to which the "core item" belongs to avoid ambiguity. Consider alternatives like "essential element" or "key element" to fine-tune the emphasis and meaning in your writing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
essential element
Focuses on the necessity and fundamental nature of the item.
fundamental component
Highlights the item's role as a building block.
key element
Emphasizes the importance and significance of the item.
central aspect
Focuses on the item's position at the center of attention or importance.
principal component
Indicates the item's primary role in a system or process.
mainstay
Implies the item is a crucial and reliable part of something.
critical factor
Highlights the item's decisive influence on an outcome.
indispensable part
Stresses the item's irreplaceability or necessity.
cornerstone
Suggests the item is the foundation upon which something is built.
essential ingredient
Emphasizes the item's necessity for completeness or success.
FAQs
How can I effectively use "core item" in a sentence?
What are some alternatives to "core item"?
You can use alternatives like "essential element", "fundamental component", or "key element" depending on the context.
Is there a difference between "core item" and "key item"?
How does the meaning of "core item" compare to "essential item"?
"Core item" suggests centrality and foundational importance to a system. "Essential item" simply means the item is necessary or indispensable without necessarily being central.
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
80%
Authority and reliability
4.3/5
Expert rating
Real-world application tested