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 federal government must go through a lengthy rulemaking process, including periods of public comment and document rewrites, before the restrictions becoming permanent. CBS News, 18 Dec. 2025 James Beard Awards Each January, the James Beard Awards announces its semifinalists — a lengthy lineup of the best food and beverage professionals in the country. Heidi Finley, Charlotte Observer, 18 Dec. 2025 Rita Wilson shared a lengthy tribute to Rob Reiner and Michele Singer Reiner. Emily Zemler, Rolling Stone, 18 Dec. 2025 Reiner, Crystal and screenwriter Nora Ephron reportedly had lengthy discussions about how to stage the scene. Deirdre Bardolf, FOXNews.com, 18 Dec. 2025 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 23 Dec. 2025.

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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