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.
Melville’s book includes lengthy digressions on the typology of whales; the symbolic significance of white; the existing paintings and etchings of whales; and the history of fatal encounters with whales, among other topics. Literary Hub, 28 Apr. 2026 Through lengthy monologues, intense fight sequences, and the relentless malleability of both his body and voice, Brody vividly portrays Yarris from a small child to a middle-aged man. Patrick Ryan, USA Today, 28 Apr. 2026 Both Bridge and Disney will now go through a lengthy hearing process, giving the stations multiple chances to respond. Brian Stelter, CNN Money, 28 Apr. 2026 Carjacking and armed robbery aren’t minor offenses, and Talley had a lengthy criminal record. The Editorial Board, Chicago Tribune, 28 Apr. 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 1 May. 2026.

Kids Definition

lengthy

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

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