\ ˈleŋ(k)th How to pronounce length (audio) , ˈlen(t)th How to pronounce length (audio) \
plural lengths\ ˈleŋ(k)ths How to pronounce length (audio) , ˈlen(t)ths , ˈleŋ(k)s \

Definition of length

1a : the longer or longest dimension of an object
b : a measured distance or dimension 10 feet in length — see Metric System Table, Weights and Measures Table
c : the quality or state of being long the length of the journey
2a : duration or extent in time
b : relative duration or stress of a sound (such as a vowel or syllable in prose or a note in music)
3a : distance or extent in space a street with its length of colonial houses
b : the length of something taken as a unit of measure his horse led by a length
4 : the degree to which something (such as a course of action or a line of thought) is carried often used in plural went to great lengths to learn the truth
5a : a long expanse or stretch her lengths of lustrous hair
b : a piece constituting or usable as part of a whole or of a connected series : section a length of pipe
6 : the longer or vertical dimension of a piece of clothing often used in combination elbow-length sleeves
at length
1 : fully, comprehensively The issue was debated at length.
2 : at last : finally We at length reached the top of the mountain.

Examples of length in a Sentence

The length of the table is six feet, and its width is three feet. These pins are available in one- and two-inch lengths. The adult animals reach a maximum length of two meters. Your essay should be no more than 250 words in length. the length of a movie They were two car lengths behind us. See More
Recent Examples on the Web The majority of tape measures sold to the general public are Class II, accurate to ±2.3 millimeters over a 10-meter length. Rachel Klein, Popular Mechanics, 18 Sep. 2022 The process starts in the spring with the couple scoping out the cemetery for locally famous names on gravestones and analyzing the logistics for what would make a reasonable walk length. Mike Danahey, Chicago Tribune, 16 Sep. 2022 Dedicated, which received an album-length B-side expansion in 2020. Emily Zemler, Rolling Stone, 16 Sep. 2022 There's actually up to four game length times listed per title, offering a prediction for the main story, main story and extras, completionist, and all styles. Matthew Humphries, PCMAG, 16 Sep. 2022 Bonner’s length bothered Gray whenever they were matched up. Lindsay Schnell, USA TODAY, 16 Sep. 2022 This is in fact the first full length docu-film about a High Jewelry Maison. Stellene Volandes, Town & Country, 16 Sep. 2022 How to dress as a kicker in the @NFL per @nflcommish to avoid a $5k pant length fine. Gary Klein, Los Angeles Times, 16 Sep. 2022 Coming in a variety of washes and both an ankle and regular length, this style is destined to your new favorite pair. Bridget Degnan, Peoplemag, 15 Sep. 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'length.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of length

before the 12th century, in the meaning defined at sense 1a

History and Etymology for length

Middle English lengthe, from Old English lengthu, from lang long

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Time Traveler for length

Time Traveler

The first known use of length was before the 12th century

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Dictionary Entries Near length



length-breadth index

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Statistics for length

Last Updated

21 Sep 2022

Cite this Entry

“Length.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/length. Accessed 28 Sep. 2022.

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More Definitions for length


\ ˈleŋth How to pronounce length (audio) \

Kids Definition of length

1 : the measured distance from one end to the other of the longer or longest side of an object
2 : a measured distance The road is three miles in length.
3 : the amount of time something takes The movie is two hours in length.
4 : a piece of something that is long She bought a length of pipe.
5 : the distance from top to bottom of an article of clothing knee-length pants
6 : the sound of a vowel or syllable as it is affected by the time needed to pronounce it
at length
1 : very fully We discussed the problem at length.
2 : at the end : finally They decided at length to order pizza.

More from Merriam-Webster on length

Nglish: Translation of length for Spanish Speakers

Britannica English: Translation of length for Arabic Speakers


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