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
of equal length
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "of equal length" is correct and usable in written English.
It can be used when comparing two or more items that have the same measurement in terms of length. Example: "The two ropes are of equal length, making them suitable for the project."
✓ Grammatically correct
Science
News & Media
Encyclopedias
Academia
Wiki
Formal & Business
Alternative expressions(20)
same length
identical in length
uniform in length
matching length
the same length
of equal size
of equivalent length
of equal value
of equal priority
equal in length
equivalent in length
At the same length
At the same period
At the same term
At the same time
equally long
at the same length of
at the same time of
at the same hour of
at the same level of
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
An article on the front page of a newspaper receives more attention than one of equal length inside.
News & Media
Two pipes of equal length comprise the body.
Academia
Normally, the interval between beats is of equal length.
Encyclopedias
Cut the dough crosswise into 42 pieces of equal length, each about two inches wide.
News & Media
Consider the claim that two pieces of wood are of equal length.
Encyclopedias
Sections are divided into segments of equal length for numerical simulation purposes (see nseg).
Academia
Such melodies are analogous to poetry written in symmetrical verses with lines of equal length and repeated phrases.
News & Media
They compared these actual inconsistent observations with simulated sequences of equal length generated with the aid of random numbers.
News & Media
The device consists of twin laser beams shot down an interferometer's branching arms, both of equal length.
News & Media
Proxy time series are generated by sampling the climate model data for sets of equal length to the observed record.
Science & Research
These factors mean that a railroad bridge must be of heavier construction than a highway bridge of equal length.
Encyclopedias
Expert writing Tips
Best practice
Use "of equal length" when comparing multiple items to emphasize their identical measurement, such as in scientific reports or technical specifications.
Common error
While "of equal length" and "equal in length" are often interchangeable, using "of equal length" can sometimes sound more formal or precise. If the context is casual, "the same length" might be a better, more natural-sounding choice.
Source & Trust
82%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "of equal length" functions primarily as an adjectival phrase. It modifies a noun, providing information about its dimension. Ludwig AI shows numerous examples where it describes the size or duration of various entities, reinforcing its descriptive role.
Frequent in
Science
39%
News & Media
19%
Encyclopedias
11%
Less common in
Academia
10%
Wiki
7%
Formal & Business
2%
Ludwig's WRAP-UP
In summary, the phrase "of equal length" is a versatile and grammatically correct adjectival phrase used to specify that two or more items share the same linear dimension or duration. Ludwig AI confirms its frequent usage across various contexts, including science, news, encyclopedias, academia, and more. While synonyms such as ""same length"" or ""identical in length"" exist, "of equal length" often adds a touch of formality or precision, especially in technical or scientific writing. Remember to consider the context and audience when choosing the most appropriate phrasing. Using "of equal length" adds clarity and accuracy when describing comparable measurements.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
same length
Replaces the preposition "of equal" with the adjective "same" for brevity.
identical in length
Substitutes "equal" with "identical" for a stronger emphasis on sameness.
equivalent length
Replaces "equal" with "equivalent", stressing functional similarity in size.
uniform in length
Uses "uniform" to indicate consistency and regularity in length.
matching length
Highlights that the lengths correspond or agree with each other.
equal distances
Focuses on spatial separation, changing the noun but maintaining the concept of equality.
commensurate length
Implies a proportional or corresponding equality in length.
proportionate length
Emphasizes that the length is in a specific ratio or relationship.
equal measure
Shifts from length to the more abstract concept of measure, implying a shared quantity.
comparable length
Suggests similarity in length, but allows for slight differences.
FAQs
How can I use "of equal length" in a sentence?
You can use "of equal length" to describe two or more objects or segments that have the same linear dimension. For example: "The two ropes are "same length"." or "The sides of the square are "identical in length"".
What is a synonym for "of equal length"?
Synonyms for "of equal length" include "same length", "identical in length", or "equivalent length". The best choice depends on the specific context and desired emphasis.
When should I use "of equal length" instead of "same length"?
While both phrases are grammatically correct, "of equal length" often conveys a more formal or technical tone. Use "of equal length" in scientific reports, technical manuals, or legal documents where precision is essential. In more casual contexts, ""same length"" is generally preferred.
Is there a difference between "equal in length" and "of equal length"?
The phrases "equal in length" and "of equal length" are largely interchangeable. However, "of equal length" often positions the phrase closer to the noun it modifies (e.g., segments of equal length), potentially enhancing readability in some sentence structures. They are both more formal alternatives to the simpler phrase ""same length"".
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