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
set of three
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "set of three" is correct and can be used in written English.
It is typically used to refer to a group of three items or elements that are related in some way. Example: The art exhibit featured a stunning set of three paintings that depicted scenes of nature. In this sentence, "set of three" is used to describe the three paintings as a cohesive group that share a similar theme.
✓ Grammatically correct
News & Media
Academia
Science
Alternative expressions(1)
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
60 human-written examples
$68 for a set of three.
News & Media
Their final set of three only contained one Hindi song.
This puzzle uses a set of three Minesweeper games.
Set of three faux books in multiple colors.
News & Media
Twice, they spotted single pillars, then another set of three.
News & Media
Alex Marshal ceramic nesting bowl, $125 for set of three.
News & Media
Ackån atomiser bottle, £8 for a set of three.
News & Media
Above is our newly acquired set of three French jigsaw puzzles: Les Fruits Animes!
Academia
The attachment includes a ball lens in the front a set of three planar mirrors.
Academia
This is a set of three simultaneous equations in three unknowns.
The second model adds a set of three variables about family formation.
Academia
Expert writing Tips
Best practice
When describing items sold together, use "set of three" to clearly communicate the quantity. For example, "The store offers a "set of three" decorative candles.".
Common error
Avoid using "series of three" when simply referring to a group of three unrelated items. "Series" implies a sequence or connection, which might not be applicable. Use "set of three" for unrelated items.
Source & Trust
84%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "set of three" functions as a quantifying phrase. It specifies the number of items contained within a group or collection. As Ludwig AI confirms, it is grammatically correct and commonly used to describe groups of three related items.
Frequent in
News & Media
40%
Academia
30%
Science
15%
Less common in
Wiki
5%
Formal & Business
5%
Reference
5%
Ludwig's WRAP-UP
In summary, "set of three" is a grammatically sound and very common phrase used to indicate a collection of three items. Ludwig AI confirms its correctness and broad applicability. It appears across diverse contexts, including news, academic research, and scientific publications. When writing, use it to clearly specify a quantity of three, but be mindful of potential misinterpretations with similar phrases like "series of three". Remember, the key is to provide accurate and easily understood information about the number of items. The related phrases offer alternative expressions while maintaining the core meaning.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
trio of items
Replaces "set" with "trio" and "three" with "items", maintaining the core meaning with slightly more emphasis on the group.
group of three
Substitutes "set" with "group", offering a more generic term for a collection.
collection of three
Emphasizes the assembled nature of the three items.
three-piece set
Reorders the phrase and uses "piece" to specify the individual items in the set.
a triad
Uses a single word to describe a group of three, which is more concise.
a triple
A more informal and shorter version that describes something composed of three parts.
three combined
Highlights the act of bringing three elements together.
three unified
Focuses on the elements working as a whole after joining them.
a trilogy
Specifically refers to a set of three related artistic works, like books or movies.
a triumvirate
Denotes a group of three people sharing power or authority.
FAQs
How can I use "set of three" in a sentence?
Use "set of three" to describe a group consisting of three related or identical items. For example, "She bought a "set of three" matching vases".
What can I say instead of "set of three"?
Alternatives include "trio of items", "group of three", or "collection of three" depending on the context.
Is it correct to say 'a set of the three'?
While grammatically understandable, it's generally more concise and common to say "a "set of three"" without the 'the'. The addition of 'the' can imply a specific known group, but is often unnecessary.
What's the difference between "set of three" and "three-piece set"?
"Set of three" describes the quantity, while "three-piece set" emphasizes that the items are designed to be used together as a unit. The difference is very slight because these terms can be interchangeable in many cases.
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
84%
Authority and reliability
4.6/5
Expert rating
Real-world application tested