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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
be perfectly equivalent
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "be perfectly equivalent" is correct and usable in written English.
It can be used when discussing the idea that two things are equal in value, function, or meaning without any differences. Example: "In mathematical terms, these two expressions can be simplified to be perfectly equivalent."
✓ Grammatically correct
Science
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 similar examples from authoritative sources
Similar Expressions
60 human-written examples
A CEOV of 1 implies that the examiners were perfectly equivalent in their readings.
Science
This suggests that the total inter-examiner variability between left and right readings is approximately 1.56 times higher than one would expect if the two examiners were perfectly equivalent in their readings of the left and right paraspinal temperatures.
Science
The COEV for the total inter-examiner variability between trial 1 and trial 2 readings is 1.32, suggesting that the observed variability is approximately 1.32 times higher than one would expect if the two examiners were perfectly equivalent in their readings (See Table 4).
Science
A value of 1 indicates complete dissimilarity (no overlap) and a value of 0 indicates groups are perfectly equivalent or balanced.
Science
Averages are here intended at steady state, thus the repression level measure 〈 p〉/〈 p0〉 for the stochastic model is perfectly equivalent to the one used in the response time analysis (see Figure 2).
Science
We prove that deterministic environments and a useful subclass of POMDP environments can be perfectly represented with equivalent compactness by such models and provide an active algorithm for autonomously learning such models in unknown environments from experience based on the biologically-inspired notion of surprises.
Be perfectly fresh.
Like the better known Franglais, it is characterized by extensive borrowings of English words for which, in many cases, there are perfectly good native equivalents.
News & Media
I'm familiar with the concept of leap years, of course, but Forster was saying that no one month, year, minute, hour is exactly, perfectly equivalent to any other.
News & Media
The lines are very broad because the large number of iron sites that contribute to them are not perfectly equivalent (ΓL = 0.44 mm/s in a preliminary fit using Lorentzian line shapes).
Science
For the federal government, the moral equivalent is perfectly legal.
News & Media
Expert writing Tips
Best practice
When precision is crucial, use "be perfectly equivalent" to emphasize that there are no differences whatsoever. This is especially useful in technical, scientific, or legal contexts where even small variations can be significant.
Common error
Avoid using "be perfectly equivalent" in casual conversation. Simpler phrases like "be the same" or "be identical" are often more appropriate and sound less stilted.
Source & Trust
82%
Authority and reliability
4.3/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "be perfectly equivalent" functions as a descriptor, indicating that two or more entities are identical in value, meaning, or function. Ludwig AI confirms its use in contexts requiring precision.
Frequent in
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Formal & Business
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Ludwig's WRAP-UP
The phrase "be perfectly equivalent" denotes a state of complete sameness or interchangeability between two or more entities. Ludwig AI confirms that the phrase is grammatically correct and usable in written English. It's typically found in formal or scientific contexts, emphasizing precision and the absence of any differences. While alternatives like "be exactly the same" or "be completely identical" exist, the choice depends on the specific nuance required. It is advisable to use simpler phrases in casual conversations. The expert rating reflects a balance between grammatical correctness, source authority, and the phrase's consistency in academic and professional usage.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
be exactly the same
Focuses on the absence of any difference whatsoever.
be completely identical
Highlights that there is no discernible difference.
be entirely equal
Emphasizes the full measure of sameness between the subjects.
be virtually indistinguishable
Suggests the differences are so minor as to be practically nonexistent.
be functionally equivalent
Implies the subjects serve the same purpose or role.
be effectively interchangeable
Highlights the ability to swap the subjects without consequence.
be comparable without distinction
Indicates a level of similarity that renders differences unimportant.
be of the same value
Focuses on equivalence in terms of worth or merit.
be in full agreement
Emphasizes the matching nature but applied to opinions.
be synonymous
Refers to words that have the same meaning.
FAQs
How can I use "be perfectly equivalent" in a sentence?
You can use "be perfectly equivalent" to describe two things that are exactly the same in all aspects. For example: "In this context, the two mathematical formulas "are perfectly equivalent"".
What are some alternatives to "be perfectly equivalent"?
Some alternatives include "be exactly the same", "be completely identical", or "be entirely equal", depending on the nuance you want to convey.
Is "be perfectly equivalent" formal or informal?
"Be perfectly equivalent" tends to be more formal and is often used in academic, scientific, or technical writing. In informal contexts, simpler phrases are generally preferred.
What's the difference between "be perfectly equivalent" and "be similar"?
"Be perfectly equivalent" implies that two things are exactly the same, with no differences. "Be similar", on the other hand, suggests that two things share some characteristics but are not identical.
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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
82%
Authority and reliability
4.3/5
Expert rating
Real-world application tested