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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
Length
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "Length" is correct and usable in written English.
It can be used when referring to the measurement of something from end to end or the extent of something in space or time. Example: "The length of the table is six feet."
✓ Grammatically correct
News & Media
Sport
Lifestyle
Education
Film
Books
Tech
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
55 human-written examples
Meanwhile, Karimov has sought to keep Russia at arm's length.
News & Media
Onofre told the band the length of the performance was to be determined by how long the oxygen inside lasted.
News & Media
It's the same with bowling, line and length, line and length.
News & Media
Eyre said he had "talked at length" with Norris – advising him that at times he would need to be stoical and that the most enjoyable part of the job was "taking pleasure in others' successes".
News & Media
"If you've got a fixed-term tenancy and you want to leave before it ends, the landlord can insist that you keep paying rent for the full length of the tenancy," says Khan. "If you have a joint fixed-term tenancy it can't be ended early unless all the housemates and the landlord agree, which is known as a surrender, or if there is a break clause in the tenancy agreement.
News & Media
I now realised that this is what happened every night, during the two years in the West End and in countless performances the length and breadth of the country.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
5 human-written examples
The hardest climbing has only recently weighed into the new grade of 5.15 and then usually for single-rope-length sport climbs, which even then climbers may spend weeks or months attempting to overcome.
News & Media
Obvious candidates in the firing line among Defra's 28 arms-length bodies include its waste programme, Wrap.
News & Media
There have been rumours of a feature-length version of the popular BBC series for a number of years now, intensified recently by the reunion of the characters in Back and Forth, the short film currently showing at the millennium dome in the Skyscape cinema.
News & Media
In a separate talk with Fader, James promised that the new full-length will not be his last: he is apparently "kicked into gear" for new releases.
News & Media
Later in the year Reid's book-length poem The Song of Lunch, about two former lovers meeting at their old Soho haunt, was made into a BBC film starring Emma Thompson and Alan Rickman.
News & Media
Expert writing Tips
Best practice
When describing physical objects, specify the units of measurement (e.g., meters, feet) to provide clarity about the "length".
Common error
Avoid using "length" when you actually mean 'long' as an adjective. "Length" is a noun referring to the measurement, while 'long' describes something that has great extent.
Source & Trust
92%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The primary grammatical function of "Length" is as a noun, referring to a measurable extent or distance. It also functions to denote duration as seen in examples provided by Ludwig.
Frequent in
News & Media
55%
Sport
15%
Lifestyle
10%
Less common in
Education
5%
Film
5%
Books
5%
Tech
5%
Ludwig's WRAP-UP
In summary, "Length" is a versatile noun used to denote the measurement of something from end to end or its extent in space or time. Ludwig AI confirms that "Length" is grammatically correct and very commonly used, particularly in news, sports, and lifestyle contexts. To ensure clarity, specify units of measurement when describing physical objects. Remember that "length" (noun) is different than 'long' (adjective). Consider alternatives like "duration" or "extent" for varied expression.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
Duration
Focuses specifically on the time aspect, rather than spatial extent.
Extent
Emphasizes the range or scope, which is broader than a simple linear measurement.
Distance
Highlights the separation between two points, often implying movement or travel.
Measurement
Refers to the act of measuring, rather than the property itself.
Span
Implies the full reach or extent, often used in a figurative sense.
Dimension
Denotes a measurable extent of something, particularly in spatial terms.
Magnitude
Refers to the size or extent of something, often implying significance.
Scale
Indicates the relative size or extent, often in comparison to something else.
Reach
Implies the ability to extend or stretch to a certain point.
Elongation
Focuses on the act or process of becoming longer.
FAQs
How is "Length" used in technical contexts?
In technical fields, "Length" often refers to specific measurements. For example, in computer science, it might refer to the number of characters in a string or the size of an array. In physics, it is a fundamental dimension used in measurements.
What's the difference between "Length" and "width"?
"Length" typically refers to the longest dimension of an object, while "width" usually refers to the shorter dimension or the distance from side to side.
What can I say instead of "the Length of time"?
Is it correct to use "Length" as a verb?
While "Length" is primarily a noun, it can be used as a verb (to lengthen), meaning to make something longer. For example: to "length" a rope is to make it longer.
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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
92%
Authority and reliability
4.5/5
Expert rating
Real-world application tested