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
are identical with
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase 'are identical with' is correct and can be used in written English.
You can use it to suggest that two things are exactly the same. For example: The results of his experiment show that the two samples are identical with one another.
✓ Grammatically correct
Science
News & Media
Encyclopedias
Alternative expressions(19)
are the same as
are equivalent to
are equal to
are indistinguishable from
are interchangeable with
correspond to
are virtually the same as
are closely related to
mirror
are corresponding with
are comparable with
are similar with
are analogous with
are consistent with
are same with
are unchanged with
are common with
are equivalent with
are similar to
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
59 human-written examples
and are identical with those given by the Bohr theory.
Encyclopedias
The surface layers are identical with two alternative interlayers.
are identical with those of the linear acceleration procedure.
Nor is he one of those physicalists who maintain that we are "identical with our evolved brains".
News & Media
Further, the formulae obtained are identical with those given in IEC 61508.
Its disciplinary, sartorial, and cenobitic settings are identical with those of the Hindu sannyasi.
Encyclopedias
His views on these matters are identical with those of Pope John XXIII, who created the secretariat, & named Bea to head it.
News & Media
By giving life to this truth, Montaigne animates for the first time an inner human whose contradictions are identical with his conscience.
News & Media
The first five abhijnas enumerated in Buddhism are identical with the siddhis (miraculous powers) known to Indian ascetics in general.
Encyclopedias
The GEC parameters for all links are identical with.
Human-verified similar examples from authoritative sources
Similar Expressions
1 human-written examples
Here, the positive constants and are identical with those used in boundary conditions (1.6b).
Expert writing Tips
Best practice
When using "are identical with", ensure that you're referring to a precise and complete match, not just a strong similarity. This phrase implies no discernible difference.
Common error
Avoid using "are identical with" when the items being compared have subtle differences. If there are any variations, phrases like "are similar to" or "are comparable with" are more accurate.
Source & Trust
82%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "are identical with" functions as a predicate adjective, describing the state of being of two or more entities. As confirmed by Ludwig, it asserts that the subjects being compared share the exact same qualities or characteristics without any difference.
Frequent in
Science
72%
Encyclopedias
13%
News & Media
10%
Less common in
Formal & Business
3%
Reference
1%
Social Media
1%
Ludwig's WRAP-UP
In summary, the phrase "are identical with" is a grammatically sound and frequently employed expression used to denote precise equivalence between two or more entities. Ludwig AI confirms its correctness and demonstrates its prevalence across diverse fields, including science, news, and encyclopedic resources. When using "are identical with", ensure that a complete and exact match is intended, differentiating it from mere similarity. While phrases like "are the same as" and "are equivalent to" offer simpler alternatives, the choice depends on context and desired level of formality.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
are the same as
This alternative uses a more common and direct way to express that two things are equivalent.
are equivalent to
This alternative emphasizes the equality in value, meaning or effect.
are equal to
This alternative highlights a quantitative or measurable equality.
are indistinguishable from
This phrase stresses that it is impossible to tell the difference between the two subjects.
are interchangeable with
This alternative emphasizes that one can be used in place of the other without any significant difference.
correspond to
This suggests a matching or analogous relationship, but not necessarily complete identity.
are virtually the same as
This means they are almost, but not necessarily completely, identical.
are closely related to
This alternative shows similarity and connection but stops short of claiming that are the same thing.
mirror
This verb directly conveys that one thing reflects another perfectly.
are synonymous with
This alternative suggests that they share the same or nearly the same meaning, often used in a linguistic context.
FAQs
What does "are identical with" mean?
The phrase "are identical with" means that two or more things are exactly the same, possessing all the same qualities and characteristics without any difference.
How can I use "are identical with" in a sentence?
You can use "are identical with" to indicate that two things are indistinguishable. For example: "The results from both tests "are identical with" each other."
What can I say instead of "are identical with"?
You can use alternatives like "are the same as", "are equivalent to", or "are equal to" depending on the context.
Which is correct, "are identical with" or "are identical to"?
Both "are identical with" and "are identical to" are grammatically correct, although "are identical to" is more common in modern usage.
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
82%
Authority and reliability
4.6/5
Expert rating
Real-world application tested