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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
the type of which
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase 'the type of which' is grammatically correct and can be used in written English.
It is used when you want to refer to something with a particular kind of classification. For example: "He had a collection of coins, the type of which included some very rare specimens."
✓ Grammatically correct
News & Media
Science
Wiki
Alternative expressions(17)
the kind of which
the sort of which
the variety of which
the nature of which
the characteristics of which
the purposes of which
the recommendations of which
the measures of which
the airline of which
the argument of which
the dead of which
the system of which
the charm of which
the awkwardness of which
the question of which
the ignorance of which
the simplification of which
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
Written and directed by ghoulish auteur Guillermo del Toro, Crimson Peak is a lush gothic chiller, the type of which Hollywood doesn't make any more.
News & Media
Harrison was "the type of which dictators are made," Raven wrote, and a number of his colleagues were happy to see him upended.
News & Media
A man called Gillespie whom I have never met who wants to build a great big country house (the type of which I also, confusingly, wish to preserve), right slap bang where I live.
News & Media
Elizabeth frantically tried to save her and raise the authorities from an apathetic slumber, the type of which allowed similar gangs in Rochdale, Rotherham and other parts of the country to exploit young, vulnerable girls with impunity.
News & Media
The later medieval dynasties of southern India struck coinages mainly of gold, the type of which is usually the badge of the dynasty; the Cheras of Malabar, for example, had an elephant, the Chalukyas of the Deccan a boar, the Pandyas a fish, and the cup-shaped pieces of the Kadambas a lotus.
Encyclopedias
Since then NYPD Police Commissioner William Bratton has said that the video footage could have appeared to show one of the restraining officers employing an illegal chokehold, the type of which is prohibited in the NYPD patrol guide because it can be fatal.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
42 human-written examples
Ashton was the type of courtier which flourished during the wartime and postwar period.
News & Media
It was the type of demonstration which has been going on for decades in Britain.
News & Media
The type of abuse which Mr Justice Smith spoke about is precisely our experience".
News & Media
The MUA is not the type of union which will stand by and see our members treated the same".
News & Media
It is designed to prevent or suppress the type of conduct which undermines economic development in third-world countries".
News & Media
Expert writing Tips
Best practice
When using "the type of which", ensure the preceding noun clearly defines the category you are referencing to avoid ambiguity. For example: 'The museum had many artifacts, the type of which included ancient pottery and weaponry.'
Common error
Avoid embedding "the type of which" in convoluted sentence structures. Simpler constructions often enhance clarity. For instance, instead of 'The intricate mechanism, the type of which was rarely seen, controlled the entire process', consider 'The intricate mechanism, a rare type, controlled the entire process'.
Source & Trust
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "the type of which" functions as a relative clause, specifying a particular category or kind within a larger group. As noted by Ludwig, the examples show how it's used to provide further detail or specification about something previously mentioned.
Frequent in
News & Media
45%
Science
25%
Wiki
15%
Less common in
Encyclopedias
5%
Formal & Business
5%
Academia
5%
Ludwig's WRAP-UP
In summary, "the type of which" is a grammatically sound and commonly used phrase, as Ludwig AI confirms, that functions as a relative clause to specify a particular kind or category. Its usage spans various contexts, including news, science, and general writing, with a leaning towards neutral to formal registers. When using this phrase, ensure the context clearly defines the category to avoid ambiguity, and be mindful of overly complex sentence structures. Alternatives include "the kind of which" or "the sort of which", which offer similar meanings with slight variations in emphasis.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
the kind of which
Simple synonym with minimal change to original words.
the sort of which
Replaces 'type' with 'sort', maintaining the same structure and meaning.
the variety of which
Changes 'type' to 'variety', indicating a specific form within a broader category.
the nature of which
Substitutes 'type' with 'nature', emphasizing the intrinsic characteristics.
the class of which
Emphasizes categorization, replacing 'type' with 'class'.
the form of which
Focuses on the shape or structure, swapping 'type' for 'form'.
the manner of which
Shifts the focus to method or style, replacing 'type' with 'manner'.
the brand of which
Replaces 'type' with 'brand', usually implying commercial products.
the model of which
Focuses on a specific version or design, swapping 'type' for 'model'.
of what kind
Rearranges the phrase to a more direct question format.
FAQs
How can I use "the type of which" in a sentence?
Use "the type of which" to specify a particular category or kind within a broader group. For example: "The library contained numerous manuscripts, the type of which included illuminated texts and first editions."
What are some alternatives to "the type of which"?
You can use alternatives like "the kind of which", "the sort of which", or "the variety of which" depending on the context.
Is it more formal to use "the type of which" or a simpler phrase?
"The type of which" is generally considered more formal. In less formal contexts, using phrases like "what kind of" or "what type of" might be more appropriate.
What's the difference between "the type of which" and "of which type"?
"The type of which" is used to specify a category, whereas "of which type" is less common and might sound awkward. It's generally better to stick with "the type of which" for clarity.
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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
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested