\ ˈleŋ(k)-thē , ˈlen(t)- \
lengthier; lengthiest

Definition of lengthy 

1 : protracted excessively : overlong

2 : extended, long

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Other words from lengthy

lengthily \ˈleŋ(k)-thə-lē, ˈlen(t)- \ adverb
lengthiness \ˈleŋ(k)-thē-nəs, ˈlen(t)- \ noun

Synonyms & Antonyms for lengthy


elongate (or elongated), extended, king-size (or king-sized), long


brief, curt, short, shortish

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Examples of lengthy in a Sentence

The process is both lengthy and costly. a series of lengthy delays Lengthier trips require more planning.
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Recent Examples on the Web

Rickard was immediately placed on administrative leave during the federal investigation, Morgan County School System Superintendent James Woodard said in a lengthy statement to the Morgan County Citizen. Raisa Habersham, ajc, "Ex-Georgia principal accused of sexual assault in 3 counties," 7 July 2018 We’ve been respectfully separated for a lengthy period of time. Karen Mizoguchi, PEOPLE.com, "My Big Fat Greek Wedding Star Nia Vardalos' Estranged Husband Responds to Her Divorce Filing," 6 July 2018 Brown has a lengthy legal history, including a domestic violence arrest in 2009 on allegations of beating up then-girlfriend Rihanna, a 2013 hit-and-run and a 2016 arrest on a charge of assault with a deadly weapon. Doug Phillips, Sun-Sentinel.com, "Singer Chris Brown arrested in South Florida," 6 July 2018 After a lengthy period of discernment, members can choose to remain in the community permanently. Adam O’neal, WSJ, "Inside Amy Coney Barrett’s ‘Cult’," 5 July 2018 Medina spent a lengthy period of time in a secure state mental health facility in Elgin after his February 2017 arrest and before being found fit for trial in September. Jim Newton, Lake County News-Sun, "Insanity defense expected in upcoming Waukegan McDonald's stabbing trial," 27 June 2018 After a lengthy period of mental health evaluations, the case was dropped because he was found incompetent to stand trial. Cameron Knight & Jessica Schmidt, Cincinnati.com, "Pregnant woman fights off an attacker in East End," 27 June 2018 The preferred method is lengthy periods of inaction followed by chaotic passage of legislation crafted behind closed doors. Chris Stirewalt, Fox News, "We the seagulls," 22 June 2018 Erick Almandinger, 18, gave authorities a lengthy statement in a more than three-hour interrogation replayed for jurors in his two-week trial. Zaz Hollander, Anchorage Daily News, "Trial delayed for second teen charged in Grunwald slaying," 5 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'lengthy.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of lengthy

1689, in the meaning defined at sense 1

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Statistics for lengthy

Last Updated

13 Sep 2018

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Time Traveler for lengthy

The first known use of lengthy was in 1689

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More Definitions for lengthy



English Language Learners Definition of lengthy

: lasting for a long time

: having many pages, items, etc.


\ ˈleŋ-thē \
lengthier; lengthiest

Kids Definition of lengthy

: very long a lengthy argument

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More from Merriam-Webster on lengthy

Thesaurus: All synonyms and antonyms for lengthy

Spanish Central: Translation of lengthy

Nglish: Translation of lengthy for Spanish Speakers

Britannica English: Translation of lengthy for Arabic Speakers

Comments on lengthy

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