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 last lengthy partial government shutdown ended in part due to public pressure as the effects on travelers mounted. Burgess Everett, semafor.com, 23 Feb. 2026 Larkin is nearly a point-a-game producer for Detroit, which is on track to end its lengthy playoff drought that dates to 2016. CBS News, 22 Feb. 2026 Their efforts eventually led to a meeting with Bonta last month, where their group presented a legal brief, lengthy evidence and personal testimonies, which appeared to move the attorney general. Grace Toohey, Los Angeles Times, 22 Feb. 2026 The goal was to streamline Jones’ lengthy mechanics, all the while keeping Judge in mind. Gary Phillips, New York Daily News, 22 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

Browse Nearby Words

Cite this Entry

“Lengthy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lengthy. Accessed 25 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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