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 defined to have
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "is defined to have" is correct and usable in written English.
It is typically used in formal or technical contexts, such as mathematics or programming, to specify the meaning or properties of a term or concept. Example: "In this context, the variable x is defined to have a value of 10."
✓ Grammatically correct
Science
Academia
Encyclopedias
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
32 human-written examples
And water is defined to have a density of 1 gram for a cubic centimeter.
Academia
The current i is defined to have a positive value in the direction of flow of positive charges.
Encyclopedias
For example, sin x in which x is a real number is defined to have the value of the sine of the angle containing x radians.
Encyclopedias
Vector addition is defined to have the (nontrivial) property A + B = B + A. There do exist quantities having magnitude and direction that do not obey this requirement.
Encyclopedias
The graph is defined to have connecting paths between loading regions and support regions of the structure, to ensure a physically meaningful connected structure.
Science
For example, sin x in which x is a real number is defined to have the value of the sine of the angle containing x radians.
Encyclopedias
Human-verified similar examples from authoritative sources
Similar Expressions
28 human-written examples
The message would thus be defined to have one unit of information.
News & Media
If either of the paired-end sequences were aligned to different positions of the assembly multiple times, the BES was defined to have multiple placements.
Science & Research
Only 4.7% were defined to have CM.
The problem with setting up separate bodies like this is that they are defined to have limited remit.
News & Media
With this understood, if two LPCR formulas, when embedded into FLR, have truly distinct normal forms, the two LPCR formulas are defined to have different senses.
Science
Expert writing Tips
Best practice
When using "is defined to have", ensure the definition is clear, concise, and appropriate for the context. Avoid ambiguity by specifying the defining authority or source if necessary.
Common error
Avoid overuse of passive voice when using "is defined to have". While grammatically correct, excessive passive voice can make your writing sound convoluted. Consider rephrasing to use active voice where appropriate for clarity and impact.
Source & Trust
81%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "is defined to have" serves as a definitional verb phrase, used to assign a specific characteristic or attribute to a subject, according to a particular definition. As Ludwig AI pointed out, this structure is common in formal or technical contexts.
Frequent in
Science
64%
Academia
21%
Encyclopedias
14%
Less common in
News & Media
1%
Formal & Business
0%
Wiki
0%
Ludwig's WRAP-UP
The phrase "is defined to have" is a verb phrase used to assign specific characteristics or attributes to a subject. As Ludwig AI explains, its function is to establish a clear, precise definition, primarily in formal and scientific contexts. Although grammatically correct, its register skews heavily towards academia, science, and encyclopedic entries. When using the phrase, ensure clarity and avoid overuse of the passive voice. Related phrases include "is stipulated to possess" and "is characterized by", offering nuanced alternatives for various contexts.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
is stipulated to possess
Replaces "defined" with "stipulated" and "have" with "possess", implying a more formal or legal agreement on the characteristic.
is understood to include
Shifts the focus from definition to understanding and containment, suggesting a broader scope of inclusion.
is considered to exhibit
Replaces "defined" with "considered" and "have" with "exhibit", focusing on observed characteristics rather than strict definitions.
is designated to contain
Emphasizes designation or assignment of a property, using "contain" instead of "have".
is known to encompass
Suggests a more encompassing or comprehensive understanding of the characteristics.
is specified to feature
Focuses on specific features or attributes rather than a general definition.
is characterized by
Highlights the characteristic traits or qualities that define something.
is prescribed to hold
Indicates a rule or requirement for something to possess a certain property.
is acknowledged to carry
Implies a recognition or admission of a certain attribute.
is conventionally accepted as
Shifts the focus to common acceptance and convention rather than a strict definition, also slightly altering the sentence structure.
FAQs
How can I use "is defined to have" in a sentence?
The phrase "is defined to have" is used to specify a particular attribute or property that something possesses according to a specific definition. For instance, "A square "is defined to have" four equal sides".
What are some alternatives to "is defined to have"?
Alternatives include "is stipulated to possess", "is understood to include", or "is characterized by". The choice depends on the specific context and the nuance you wish to convey.
Is it better to use active or passive voice with "is defined to have"?
While "is defined to have" is in passive voice, it's often appropriate in formal or technical writing where the emphasis is on the definition rather than the definer. However, using active voice can sometimes make the sentence more direct and easier to understand.
What's the difference between "is defined to have" and "is known to have"?
"Is defined to have" indicates a formal definition or specification. "Is known to have" implies a more general understanding or observation. For example, "Water "is defined to have" a density of 1 gram per cubic centimeter" (definition), versus "This compound "is known to have" antioxidant properties" (observed property).
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
81%
Authority and reliability
4.1/5
Expert rating
Real-world application tested