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
is that optimum
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "is that optimum" is correct and usable in written English.
You can use it when questioning whether a particular choice or condition is the best or most effective one. Example: "After reviewing the options, I have to ask, is that optimum for our project's success?"
✓ Grammatically correct
Science
Formal & Business
News & Media
Alternative expressions(4)
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
2 human-written examples
Among the main findings of the research is that optimum inspection strategy can be achieved by modeling the cost savings from each strategy and plotting against non-conforming rates shipped to the customer and additional external failure premium.
The overarching message conveyed by community members and scholars who are pushing for more holistic forms of risk assessment (Arquette et al. 2002; Ranco et al. 2011; Harper et al. 2012; Donatuto and Harper 2008) is that optimum human health cannot be achieved in Native American communities such as Akwesasne until ecological health is achieved as well.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
58 human-written examples
The conclusion regarding the palette is that an optimum three-color palette can be chosen 'automatically', but the optimum choice of a 5-color palette cannot be made solely by optimizing the percentage of correct diagnoses.
One possible explanation is that the optimum T G depends on the material.
Science
The clear message emerging from this study is that the optimum approach to meeting the hazards is cooperation and coordination.
Formal & Business
A further question still to be answered is that of the optimum dose when using the oral route [ 3].
Science
One aim is that the best value is global optimum, that is, maximum profit.
One possibility was that this optimum amount of salt prevented any structural damage to the protein structure.
Science
It should be noted that optimum absorption is not similar to maximum absorption.
Some earlier results regarding optimum loading are generalised for nonuniform flow, in which it is shown that optimum loading requires the induced downwash to vary linearly with height.
It was seen that optimum soluble protein was expressed when the cells were grown overnight without the addition of the inducer isopropyl β-D-1-thiogalactopyranoside.
Expert writing Tips
Best practice
Use "is that optimum" when directly questioning if a specific condition or choice represents the best possible outcome or solution. Ensure the context clearly defines what 'optimum' refers to.
Common error
While grammatically correct, "is that optimum" can sound overly formal in casual conversation. Consider using more relaxed alternatives like "is that the best way?" or "is that ideal?" for everyday interactions.
Source & Trust
88%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "is that optimum" functions as an interrogative phrase used to question whether a particular condition, choice, or strategy represents the best or most favorable option. Ludwig AI's analysis confirms its grammatical correctness.
Frequent in
Science
50%
Formal & Business
25%
News & Media
25%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "is that optimum" is a grammatically sound interrogative phrase used to question the optimality of a given situation or choice. While Ludwig AI confirms its correctness, it is relatively rare and leans toward a formal or professional context. When using this phrase, ensure that it aligns with the overall tone of your communication and that the referent for 'optimum' is clear. Consider more informal alternatives, such as "is that ideal" or "is that the best choice", in everyday conversation.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
is that ideal
Replaces "optimum" with a more common synonym, maintaining a similar level of formality.
is that optimal
Substitutes "optimum" with another closely related adjective, "optimal".
is that the best
Focuses on the superlative quality, directly questioning whether something is the highest standard.
is that the most effective
Emphasizes efficiency and the achievement of desired results.
is that suitable
Shifts the focus to whether something is appropriate or fitting for a particular purpose.
is that appropriate
Highlights the appropriateness and relevance of a choice or action.
is that the right choice
Frames the question around making a correct decision.
is that the perfect solution
Emphasizes flawlessness and complete resolution.
is that the way to go
Presents an informal query about the best course of action.
does that represent the peak
A more formal alternative that questions if something is the peak or maximum level.
FAQs
How can I use "is that optimum" in a sentence?
You can use "is that optimum" to question whether a certain condition or choice is the best possible one. For example, "After considering all factors, is that optimum for achieving our goals?"
What are some alternatives to "is that optimum"?
Some alternatives include "is that ideal", "is that the best choice", or "is that optimal". The best choice depends on the specific context.
When is it appropriate to use the phrase "is that optimum"?
The phrase "is that optimum" is appropriate in contexts where you are questioning whether something represents the best possible condition or solution. This phrase is suitable for formal and technical settings.
Is "is that optimum" more formal than other alternatives?
Yes, "is that optimum" tends to be more formal than alternatives like "is that the best?" or "is that ideal". Consider your audience and the overall tone of your communication when choosing the most appropriate phrase.
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
88%
Authority and reliability
4.1/5
Expert rating
Real-world application tested