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.

The incident took place at 16:00 BST at the bottom of Constitution Hill, the length of which was cordoned off by police for hours.

From BBC • May 23, 2026

An excerpt from their conversation, edited for length and clarity, is below.

From Slate • May 23, 2026

The 600-foot-long platforms are separated from the walls, keeping them an arm’s length from defacement.

From The Wall Street Journal • May 22, 2026

Genetic tests can show your risk of Alzheimer’s disease, while other tests measure your telomeres—that’s the tip of the chromosome, whose length indicates biological age.

From Barron's • May 21, 2026

Then he helped her lie flat along the length of the tree, with her cheek resting on the bark.

From "Earthquake Terror" by Peg Kehret

Vocabulary lists containing length

Word Generation Science - Measurement

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Beowulf vocabulary

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Geometry - Introductory

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