lengthy

adjective

ˈleŋ(k)-thē How to pronounce lengthy (audio)
ˈlen(t)-
lengthier; lengthiest
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 letter was written by DBA Chief of Staff Kelsey Pramik, who also vocalized the group’s stance during a lengthy public hearing that was held Wednesday ahead of the vote. Gayla Cawley, Boston Herald, 23 Oct. 2025 Weber sat down with Variety for her first really lengthy conversation about her time with Joel — apart from the documentary itself — at the coffee shop of the Beverly Hills Hotel. Chris Willman, Variety, 23 Oct. 2025 In addition to her work on KPop Demon Hunters, EJAE has a lengthy career working as a songwriter on K-pop songs by some of the industry’s biggest groups, including Aespa, Le Sserafim, Twice and NMIXX. Nicole Fell, HollywoodReporter, 22 Oct. 2025 And there are other ideas to do with ion drives and collecting interstellar gas and using that to propel yourself along—but all that would involve very lengthy trips. Jeffrey Kluger, Time, 22 Oct. 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

Browse Nearby Words

Cite this Entry

“Lengthy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lengthy. Accessed 29 Oct. 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
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!