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
that is reasonable
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "that is reasonable" is correct and usable in written English.
You can use it to express agreement or acceptance of a statement, idea, or proposal that seems fair or logical. Example: "After reviewing the budget proposal, I believe that is reasonable given our current financial situation."
✓ Grammatically correct
News & Media
Academia
Science
Wiki
Formal & Business
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
"They can provide offers of support, that is reasonable.
News & Media
It's going to be an Americanized version that is reasonable.
News & Media
One question requested a definition of "reasonable doubt"—"doubt that is reasonable," the judge elucidated.
News & Media
The goal was to "produce a passenger experience that is reasonable to good," he said.
News & Media
"The C.D.C. loan is spread out over a time that is reasonable for that particular family," Ms. Garvin said.
News & Media
"The League, an essential member of the coalition, has presented a motion and taken a position that is reasonable.
News & Media
The Court so rules, holding that a dog sniff does not render a seizure that is reasonable in time unreasonable in scope.
Academia
(F) EPA expects to return usable ground waters to their beneficial uses wherever practicable, within a timeframe that is reasonable given the particular circumstances of the site.
Academia
(iv) Any other information requested by the Regional Administrator that is reasonable or necessary to determine the adequacy of a state's lists.
Academia
Instead, "a warning need only be one that is reasonable under the circumstances". Levin v. Walter Kidde & Co., 251 Md. 560, 248 A.2d 151, 153 (Md. 1968).
Academia
"We're in the ballpark on this, but on the sidelines willing to support anything that is reasonable for Bergen County," Mr. Codey said.
News & Media
Expert writing Tips
Best practice
When describing rules, guidelines, or expectations, use "that is reasonable" to indicate they are fair, practical, and can be realistically met.
Common error
While "that is reasonable" is suitable for many situations, be mindful of overuse in very formal or academic writing. Consider stronger, more precise alternatives like "that is justifiable", "that is logical", or "that is valid" to better convey your specific meaning.
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "that is reasonable" primarily functions as a declarative statement expressing agreement, acceptance, or validation of something. Ludwig examples show it used to acknowledge the logical or fair nature of proposals, actions, or ideas. The expression adheres to standard English grammar.
Frequent in
News & Media
57%
Academia
16%
Science
10%
Less common in
Wiki
7%
Formal & Business
7%
Reference
0%
Ludwig's WRAP-UP
In summary, "that is reasonable" is a common and grammatically correct phrase used to express agreement or acceptance, indicating that something is logical, fair, or appropriate. As confirmed by Ludwig, it is widely used across various contexts, particularly in news, academic, and general discussions. While versatile, consider more precise alternatives for formal writing. Employ it to validate proposals, actions, or ideas, contributing to clearer and more effective communication.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
that makes sense
Changes the wording to a more colloquial expression of understanding and agreement.
that seems fair
Focuses on the aspect of impartiality and justness in the assessment.
that is acceptable
Indicates a level of consent or agreement without necessarily implying enthusiasm.
that's a fair point
Acknowledges the validity of an argument or idea presented.
that is understandable
Highlights the comprehensibility and logical basis of a situation or statement.
that is justifiable
Emphasizes the legitimacy and defensibility of an action or decision.
that's a valid argument
Acknowledges the soundness and persuasiveness of a line of reasoning.
that appears sound
Suggests the idea or proposal seems logically consistent and well-founded.
that holds up
Implies the idea or plan withstands scrutiny and remains valid.
that checks out
Informally suggests the information or reasoning is verified and correct.
FAQs
How can I use "that is reasonable" in a sentence?
You can use "that is reasonable" to express agreement with a proposal, action, or idea. For example, "After reviewing the project plan, I believe "that is reasonable" given the resources we have available."
What can I say instead of "that is reasonable"?
You can use alternatives like "that makes sense", "that seems fair", or "that is acceptable" depending on the context.
When is it appropriate to use the phrase "that is reasonable"?
It's appropriate to use "that is reasonable" when you want to indicate that something is logical, fair, and acceptable based on the circumstances. This phrase is suitable for a variety of contexts including discussions, negotiations, and assessments.
Is "that is reasonable" suitable for formal writing?
While "that is reasonable" is generally acceptable, consider stronger alternatives such as "that is justifiable" or "that is logical" in more formal contexts to add precision and weight to your statements.
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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
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested