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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
that contain
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "that contain" is correct and usable in written English.
You can use it to refer to items or elements that include or hold something within them. Example: "The box that contain the old photographs is stored in the attic."
✓ Grammatically correct
News & Media
Science
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
60 human-written examples
A. Smurfit continues to manufacture containers that contain less fiber.
News & Media
Pages that contain unverified information are highlighted.
News & Media
Others automatically reject ballots that contain undervotes.
News & Media
Below, three new products that contain it.
News & Media
Mulches that contain wood are big favorites.
News & Media
Consumers buy products that contain such minerals.
News & Media
It is the footnotes that contain the juiciest vignettes.
News & Media
Those comments that contain such terms are automatically hidden.
News & Media
Millions of others take birth control pills that contain estrogen.
News & Media
We invent idols that contain the contradictions within ourselves.
News & Media
Shred any documents that contain important data.
News & Media
Expert writing Tips
Best practice
When writing, ensure that the subject preceding "that contain" clearly identifies what is doing the containing. For example, "Containers that contain liquids should be sealed tightly."
Common error
Avoid using "that contains" when referring to a plural subject. For example, it should be "products that contain chemicals" not "products that contains chemicals".
Source & Trust
78%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "that contain" functions as a relative clause modifying a noun. It specifies a characteristic or attribute of the noun by indicating what it includes or holds. As shown in Ludwig, it is grammatically correct and commonly used.
Frequent in
News & Media
38%
Wiki
35%
Science
27%
Less common in
Formal & Business
0%
Encyclopedias
0%
Social Media
0%
Ludwig's WRAP-UP
In summary, the phrase "that contain" is a grammatically sound and versatile relative clause used to specify the contents or attributes of a noun. As Ludwig AI confirms, it is widely accepted in English writing. While the phrase appears most frequently in news, wiki, and scientific contexts, it maintains a neutral register suitable for diverse applications. To ensure correctness, remember to match the verb form to the subject's number and consider alternative phrases like "which include" for nuanced expression.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
which include
Focuses on listing items included within a larger set, changing from a defining relative clause to a descriptive one.
that encompass
Suggests a more comprehensive inclusion, implying a broader scope than just containing.
that consist of
Emphasizes the components that make up something, shifting the focus to constitution.
that hold
Implies physical holding or capacity, making it suitable for concrete objects.
that comprise
Similar to 'consist of', indicating the elements forming a whole, yet more formal.
that are composed of
Highlights the materials or elements from which something is made.
which have
A more general way to indicate possession or inclusion, less specific than "that contain".
that feature
Highlights specific aspects or characteristics present within something, shifting focus to highlighting specific attribute.
that integrate
Implies a blending or combining of elements, connoting a functional combination.
that embody
Suggests that something expresses or represents an abstract idea or quality.
FAQs
How do I use "that contain" in a sentence?
Use "that contain" to introduce a relative clause specifying what a noun includes or holds. For example, "Avoid products "that contain alcohol"."
What are some alternatives to using "that contain"?
Depending on the context, you can use phrases like "which include", "that encompass", or "that consist of".
Is it ever appropriate to use "that contains" instead of "that contain"?
Use "that contains" when the antecedent is singular. For example, "The product "that contains alcohol" should be avoided."
What is the difference between "that include" and "that contain"?
"That include" is generally used to list items that are part of a larger set, while "that contain" implies holding something within. Both phrases are often interchangeable but "that contain" gives more of an indication of one element being inside of another.
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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
78%
Authority and reliability
4.5/5
Expert rating
Real-world application tested