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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.

Trump ticked off the length of time the U.S. had been involved in past conflicts, from World War I to the Vietnam War.

From The Wall Street Journal • Apr. 2, 2026

In recent days, the fourth-year player has posted several videos on Instagram in which he speaks at length about his religious beliefs.

From Los Angeles Times • Mar. 31, 2026

"What is surprising is the length of this event and, especially in Asia, the crisis that we have now with energy."

From Barron's • Mar. 31, 2026

Depending on the length of the disruption, those higher helium prices also have the potential to create higher prices for products that helium is used to create, like semiconductors.

From Salon • Mar. 30, 2026

I’m coming to the end of my fourth length when I notice him standing next to the bleachers, peeling off his workout suit.

From "Red Flags and Butterflies" by Sheryl Azzam

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.