ul·​tra·​light | \ ˈəl-trə-ˌlīt How to pronounce ultralight (audio) \

Definition of ultralight

 (Entry 1 of 2)

: extremely light in mass or weight an ultralight alloy an ultralight pullover



Definition of ultralight (Entry 2 of 2)

: a very light recreational aircraft typically for one person that is powered by a small gasoline engine

Examples of ultralight in a Sentence

Recent Examples on the Web: Adjective In my opinion, space-age graphite and its composites are too stiff and too fast for casting ultralight lures, in the process of our building better mousetraps, only the mice have prospered. A.j. Mcclane, Field & Stream, "F&S Classics: The “Ferocious” Commuter," 24 Nov. 2020 For all of their glamour, most ultralight mountain rifles have plenty of faults. Tyler Freel, Outdoor Life, "Savage’s New 110 Ultralite Is Built for the Mountains—and for Anyone Who Doesn’t Want to Pack Around a Heavy Rifle," 23 Nov. 2020 His son Benoni, born in 1965, died in an ultralight aircraft crash in 2010. Michael Astor, New York Times, "Arolde de Oliveira, Conservative Brazilian Senator, Dies at 83," 5 Nov. 2020 Blind magazines, which are usually part of an ultralight rifle, are even simpler with no extra weight or moving parts in the floorplate. Ron Spomer, Outdoor Life, "How to Buy Your First Nice Hunting Rifle," 2 Nov. 2020 Maserati is also set to use a nonhybrid V-6 in the ultralight MC20, which will also spawn a fully electric version. Car and Driver, "McLaren Testing New V-6 Hybrid Supercar, Coming in 2021," 6 Oct. 2020 An ultralight plane has crashed next to Hawthorne Airport and one person has died, Los Angeles County firefighters said Sunday morning. Joseph Serna, Los Angeles Times, "Plane crashes in flood channel between Hawthorne Airport and 105 Freeway," 4 Oct. 2020 Lenovo's two new designs are the X1 Nano—a traditional but ultralight laptop weighing in at less than two pounds—and X1 Fold, a not-exactly-laptop design with a folding screen. Jim Salter, Ars Technica, "Lenovo swings for the fences with unusual Tiger Lake laptop designs," 29 Sep. 2020 This ultralight device is packed with features, many which don’t rely on connecting it to your phone. Adrienne Donica, Popular Mechanics, "Stay Connected with the Best Satellite Communicators," 25 Sep. 2020 Recent Examples on the Web: Noun Further mass has also been saved with lightweight race seats, ultralight alloy wheels, polycarbonate rear side glazing, and even the removal of interior carpeting. Mike Duff, Car and Driver, "2021 McLaren 765LT: The Sensible Senna," 29 Sep. 2020 Some models with larger-than-normal spools include Abu Garcia's C700UL (ultralight), U.S. Reel's SuperCaster 225 (medium-weight), and Daiwa's Emblem Pro (for big water and surf). John Merwin, Field & Stream, "The 25 Best Striper Surf Lures of All Time," 23 Oct. 2019 For synthetic liner socks, ultralight, light, medium or heavy liner varieties are available, and all have appropriate uses depending on temperature. The Editors, Field & Stream, "Three Things To Consider When Buying Liner Socks," 20 Sep. 2019 There are many ultralight sleeping bags that weigh under three pounds. The Editors, Field & Stream, "Three Things to Consider Before Buying an Ultralight Sleeping Bag," 4 June 2020 At 2 ounces, the LifeStraw is perfect for anyone traveling ultralight. Outdoor Life, "Four ways to ensure you have clean water anytime, anywhere," 16 Mar. 2020 Both of those factors make an ultralight spinning reel the right choice for trout. The Editors, Field & Stream, "Three Keys to Selecting Your Next Spinning Reel," 6 Mar. 2020 Some of the best ultralight sleeping pads inflate to three or four inches thick for comfort but can be packed into a bag about the size of a soda can after they are deflated and rolled tightly. The Editors, Field & Stream, "Three Great Gifts for Campers," 18 Nov. 2019 Dynabook, essentially the rebranded rebirth of Toshiba laptops, rolled out an ultralight rival for HP’s Elite Dragonfly, as well as a Comet Lake business laptop…with a DVD drive? PCWorld, "CES 2020: The chips, laptops, and badass gear PC enthusiasts need to know about," 11 Jan. 2020

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


1974, in the meaning defined above


1974, in the meaning defined above

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Time Traveler for ultralight

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The first known use of ultralight was in 1974

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Last Updated

30 Nov 2020

Cite this Entry

“Ultralight.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ultralight. Accessed 5 Dec. 2020.

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