length·​en | \ ˈleŋ(k)-thən How to pronounce lengthen (audio) , ˈlen(t)- \
lengthened; lengthening\ ˈleŋ(k)th-​niŋ How to pronounce lengthening (audio) , ˈlen(t)th-​ ; ˈleŋ(k)-​thə-​ , ˈlen(t)-​ \

Definition of lengthen

transitive verb

: to make longer

intransitive verb

: to grow longer

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Other Words from lengthen

lengthener \ ˈleŋ(k)th-​nər How to pronounce lengthener (audio) , ˈlen(t)th-​ ; ˈleŋ(k)-​thə-​ , ˈlen(t)-​ \ noun

Choose the Right Synonym for lengthen

extend, lengthen, prolong, protract mean to draw out or add to so as to increase in length. extend and lengthen imply a drawing out in space or time but extend may also imply increase in width, scope, area, or range. extend a vacation extend welfare services lengthen a skirt lengthen the workweek prolong suggests chiefly increase in duration especially beyond usual limits. prolonged illness protract adds to prolong implications of needlessness, vexation, or indefiniteness. protracted litigation

Examples of lengthen in a Sentence

The days lengthened with the approach of spring. Proper care will lengthen the life of the engine. lengthen a pair of trousers
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Recent Examples on the Web To make room for the suspension upgrades, the Gladiator's wheelbase has been lengthened by a half an inch and raised an inch in the front. Connor Hoffman, Car and Driver, "2020 Jeep Gladiator Mojave Introduces Desert Rated Jeeps," 6 Feb. 2020 In the meantime, many older courses have been lengthened to maintain the shot values and risk/reward elements that are an integral part of the game. David Dusek, Golfweek, "USGA, R&A report: Gains in distance have golf moving on an unsustainable path," 4 Feb. 2020 Industry analysts told the AP that the new routes could severely impact airlines, by lengthening flight times by an average of 30 to 90 minutes and affecting upwards of 15,000 passengers per day. Dave Quinn, PEOPLE.com, "Commercial Flights Rerouted Away From Middle East Amid U.S. and Iran Tensions," 10 Jan. 2020 The Twins have added to the protective safety netting already in place at Target Field ahead of the 2020 season, raising the height of existing netting above the dugout and the foul lines, as well as lengthening it, the club announced Thursday. Betsy Helfand, Twin Cities, "Twins extending safety netting at Target Field," 5 Dec. 2019 An 11th Democratic proposal, to lengthen the timetable for the prosecutors and defense to file trial motions, gained the support of one Republican, Susan Collins of Maine, but still failed. Nicholas Fandos, New York Times, "Republicans Block Subpoenas for New Evidence as Impeachment Trial Begins," 21 Jan. 2020 While downhill skiers have been able to take advantage of Wisconsin ski hills upgrading their snow-making equipment to lengthen the ski season, cross-country skiers haven’t had as many options. Chelsey Lewis, Milwaukee Journal Sentinel, "Lapham Peak is Wisconsin's only state park with man-made snow for Nordic skiing, thanks to a dedicated Friends group," 26 Dec. 2019 Stocks are easy to lengthen, but before long, that 21-inch barrel that was easy for a new shooter to handle will be way too short to swing anywhere but the turkey woods. Phil Bourjaily, Field & Stream, "How to Buy Your Kid the Right Shotgun for Christmas," 11 Dec. 2019 Decades later, Roosevelt and Congress acted to establish Thanksgiving on the fourth Thursday of November, in part to lengthen the Christmas shopping season. Katey Psencik And David Jackson, USA TODAY, "Here's why Thanksgiving is always on the fourth Thursday of November," 25 Nov. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'lengthen.' 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 lengthen

14th century, in the meaning defined at transitive sense

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Time Traveler for lengthen

Time Traveler

The first known use of lengthen was in the 14th century

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Statistics for lengthen

Last Updated

12 Feb 2020

Cite this Entry

“Lengthen.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lengthen. Accessed 21 Feb. 2020.

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More Definitions for lengthen


How to pronounce lengthen (audio)

English Language Learners Definition of lengthen

: to become longer
: to make (something) longer


length·​en | \ ˈleŋ-thən How to pronounce lengthen (audio) \
lengthened; lengthening

Kids Definition of lengthen

: to make or become longer lengthen a dress

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Comments on lengthen

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