ul·tra·light
ˈəl-trə-ˌlīt 
: extremely light in mass or weight
an ultralight alloy
an ultralight pullover
: 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
Olivia Young, Travel + Leisure, 7 Oct. 2025
Not bad at all, but we'd be inclined to stick with something even smaller and lighter, like a ferro rod, for ultralight backcountry trips.
—New Atlas, 6 Oct. 2025
Kapil Kajal, Interesting Engineering, 14 Oct. 2025
An aviation influencer died during his own livestream when his ultralight aircraft crashed on Saturday.
—Marni Rose McFall, MSNBC Newsweek, 30 Sep. 2025
See All Example Sentences for ultralight
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Adjective
Travelpro Maxlite 5 Softside Underseat Carry-on This little rollaboard hails from the best-selling Travelpro Maxlite collection, known and named for its bags’ ultralight construction.
—Olivia Young, Travel + Leisure, 7 Oct. 2025
Not bad at all, but we'd be inclined to stick with something even smaller and lighter, like a ferro rod, for ultralight backcountry trips.
—New Atlas, 6 Oct. 2025
Noun
Designed for protection and survivability Anduril said EagleEye provides enhanced survivability through ballistic and blast protection built into an ultralight shell that can be worn comfortably for extended periods.
—Kapil Kajal, Interesting Engineering, 14 Oct. 2025
An aviation influencer died during his own livestream when his ultralight aircraft crashed on Saturday.
—Marni Rose McFall, MSNBC Newsweek, 30 Sep. 2025
See All Example Sentences for ultralight
Cite this Entry
“Ultralight.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ultralight. Accessed 22 Oct. 2025.
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