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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
what that
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "what that" is not correct and does not convey a clear meaning in written English.
It may be used in informal speech or as part of a larger phrase, but it lacks clarity when isolated. Example: "I don't understand what that means."
⚠ May contain grammatical issues
News & Media
Academia
Alternative expressions(3)
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
"Think what that takes".
News & Media
Wonder what that means?
News & Media
That's what that means".
News & Media
They know what that means.
News & Media
I saw what that took.
News & Media
You know what that does?
News & Media
Everyone knows what that means.
News & Media
Students wondered what that meant.
News & Media
You know what that meant?
News & Media
That's basically what that is".
News & Media
Rondo understood what that meant.
News & Media
Expert writing Tips
Best practice
When encountering "what that" in writing, consider it as a signal to rephrase for clarity. Aim for specific language to avoid ambiguity.
Common error
Avoid using "what that" as a standalone phrase; it often confuses readers. Instead, clarify the sentence to include a clear subject and verb, such as "what that refers to" or "what it signifies."
Source & Trust
91%
Authority and reliability
2.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "what that" functions as an interrogative fragment, often serving as an incomplete question seeking clarification or explanation. As Ludwig AI reports, it's grammatically incorrect and benefits from being replaced by phrases that provide more grammatical clarity. The examples often show a speaker trying to understand something previously mentioned.
Frequent in
News & Media
50%
Academia
25%
Science
25%
Less common in
Formal & Business
0%
Wiki
0%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, while the phrase "what that" frequently appears in various sources, including news and media, Ludwig AI identifies it as grammatically incorrect. It serves as an interrogative fragment used to seek clarification. However, to maintain clarity and precision, particularly in formal writing, it's advisable to replace "what that" with grammatically sound alternatives like "what it means" or "what that implies". The abundance of examples found by Ludwig underscores its common usage, yet also highlights the need for careful attention to grammatical correctness in writing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
What it means
Replaces "that" with "it" for better grammatical flow.
What that implies
Focuses on the implications rather than a general meaning.
What that signifies
Emphasizes the symbolic meaning or importance.
What that refers to
Specifies the referent of "that".
What that indicates
Highlights the informative aspect of "that".
What that represents
Focuses on the representative nature of "that".
What that entails
Explores the consequences or requirements.
What is meant by that
Presents a more formal way of asking for clarification.
What is the meaning of that
Directly asks for the definition or interpretation.
What does that mean
Clarifies "that" to achieve an understandable meaning.
FAQs
How can I use a grammatically correct alternative to "what that"?
You can replace "what that" with phrases like "what it means", "what that implies", or "what that signifies" depending on the specific context.
Is "what that" considered grammatically correct in English?
No, "what that" is generally considered grammatically incorrect. It lacks a clear structure and often needs to be rephrased for better clarity and understanding.
When is it acceptable to use "what that" in writing or speech?
While "what that" might appear in informal speech, it's best to avoid it in formal writing. Always opt for clearer alternatives such as "what it means" or "what is meant by that" for improved comprehension.
What's the difference between "what that means" and "what it means"?
"What that means" can be vague, while "what it means" is clearer because "it" refers to something specific already mentioned. Using "it" provides a more direct and grammatically sound way to seek clarification.
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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
91%
Authority and reliability
2.8/5
Expert rating
Real-world application tested