lengthy

adjective

ˈleŋ(k)-thē How to pronounce lengthy (audio)
ˈlen(t)-
lengthier; lengthiest
Synonyms of lengthynext
1
: protracted excessively : overlong
2
lengthily adverb
lengthiness noun

Examples of lengthy in a Sentence

The process is both lengthy and costly. a series of lengthy delays Lengthier trips require more planning.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The steep price of passing through the crossing coupled with lengthy bureaucratic and security processes mean few Palestinians can realistically expect to leave. Tal Shalev, CNN Money, 2 Feb. 2026 Five minutes can be an eternity in montage time, but the movie’s lengthy introduction is a daring announcement of historical scope. Siddhant Adlakha, Variety, 1 Feb. 2026 Each of the four people who’d been sleeping inside the house on Pleasure Point Drive that night gave lengthy statements to police. Scott Eden, Rolling Stone, 1 Feb. 2026 Tom Collins, president of Luke Oil, gave a lengthy presentation Monday to assuage concerns. Shelley Jones, Chicago Tribune, 1 Feb. 2026 See All Example Sentences for lengthy

Word History

First Known Use

1689, in the meaning defined at sense 1

Time Traveler
The first known use of lengthy was in 1689

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Cite this Entry

“Lengthy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lengthy. Accessed 5 Feb. 2026.

Kids Definition

lengthy

adjective
ˈleŋ(k)-thē How to pronounce lengthy (audio)
ˈlen(t)-
lengthier; lengthiest
: very long
lengthily adverb
lengthiness noun

More from Merriam-Webster on lengthy

Last Updated: - Updated example sentences
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