Definitions

length

[lengkth, length, lenth] / lɛŋkθ, lɛŋθ, lɛnθ /

NOUN

extent of object, distance, time

Synonyms

STRONGEST

breadth diameter dimension duration height limit magnitude mileage period piece portion quantity radius range section segment space span stretch term width

STRONG

compass continuance elongation endlessness expanse expansion extensiveness interval lastingness lengthiness linearity loftiness longitude longness measure orbit panorama purview reach realm remoteness season spaciousness stride tallness unit year

WEAK

protractedness ranginess

Antonyms

STRONGEST

extreme unimportance whole

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

She said students who attended the program, which has a play-based curriculum and runs the length of a workday, arrived with more confidence and often volunteered to be class leaders.

From Los Angeles Times • Apr. 22, 2026

And of course it is worth remembering, as the committee discussed at length, that by this point the appointment of Lord Mandelson as ambassador had already been publicly announced.

From BBC • Apr. 21, 2026

Estimates suggest Nanotyrannus reached about 18 feet in length, making it significantly smaller than a full-grown T. rex, which could exceed 40 feet.

From Science Daily • Apr. 15, 2026

Even more signed petitions, some over 50 pages in length, demanding equal citizenship.

From Slate • Apr. 15, 2026

Once when it was my turn at the air-hole, I saw in the moonlight trainmen carrying a length of twisted rail.

From "The Hiding Place" by Corrie ten Boom

Vocabulary lists containing length

Word Generation Science - Measurement

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Beowulf vocabulary

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Geometry - Introductory

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