as in weightless
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Recent Examples of lighter-than-air
Its elastic Nap smocking and lighter-than-air fabric stay comfortable all the while — even when commuting in 90-degree weather.
—
Averi Baudler,
PEOPLE,
2 July 2026
Airships, on the other hand, emit little carbon because their vertical lift comes from lighter-than-air gases such as helium instead of burning fuel during diagonal ascent, and their propeller propulsion can be entirely electric.
—
New Atlas,
27 Apr. 2026
An earlier version of this year’s bill would have banned all sales of lighter-than-air balloons in the state.
—
John Moritz,
Hartford Courant,
22 Apr. 2026
But even at Thanksgiving, this lighter-than-air pie filling is welcome amid a sea of other, thicker custard pies.
—
Jenna Sims,
Southern Living,
18 Feb. 2026
The city already has regulations including restrictions on single-use plastic bags for carryout, plastic straws and stirrers, and balloons filled with helium or other lighter-than-air gasses.
—
Luke Harold,
San Diego Union-Tribune,
1 Jan. 2026
Still, Leishman said interest in lighter-than-air ships has been cyclical, waxing and waning over time.
—
Jeanine Santucci,
USA Today,
22 Nov. 2025
Once denoting a specific type of cake, the name Bundt now conjures images of uniform mounds of all flavors, from the traditional dense party cake to lighter-than-air angel cakes.
—
Arati Menon,
Condé Nast Traveler,
7 Aug. 2025
But by the late 19th century, flying via lighter-than-air gases was already close to 100 years old.
—
Erik Ofgang,
Smithsonian Magazine,
11 June 2024
Averi Baudler,
PEOPLE,
2 July 2026
Airships, on the other hand, emit little carbon because their vertical lift comes from lighter-than-air gases such as helium instead of burning fuel during diagonal ascent, and their propeller propulsion can be entirely electric.
—
New Atlas,
27 Apr. 2026
An earlier version of this year’s bill would have banned all sales of lighter-than-air balloons in the state.
—
John Moritz,
Hartford Courant,
22 Apr. 2026
But even at Thanksgiving, this lighter-than-air pie filling is welcome amid a sea of other, thicker custard pies.
—
Jenna Sims,
Southern Living,
18 Feb. 2026
The city already has regulations including restrictions on single-use plastic bags for carryout, plastic straws and stirrers, and balloons filled with helium or other lighter-than-air gasses.
—
Luke Harold,
San Diego Union-Tribune,
1 Jan. 2026
Still, Leishman said interest in lighter-than-air ships has been cyclical, waxing and waning over time.
—
Jeanine Santucci,
USA Today,
22 Nov. 2025
Once denoting a specific type of cake, the name Bundt now conjures images of uniform mounds of all flavors, from the traditional dense party cake to lighter-than-air angel cakes.
—
Arati Menon,
Condé Nast Traveler,
7 Aug. 2025
But by the late 19th century, flying via lighter-than-air gases was already close to 100 years old.
—
Erik Ofgang,
Smithsonian Magazine,
11 June 2024
Recent Examples of Synonyms for lighter-than-air
Adjective
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The key here is to find a jacket that’s weightless enough to keep sweat at bay while providing just the right amount of warmth on a brisk summer evening or early morning.
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Beloved by customers for their buttery-soft, ultra-smooth feel and weightless comfort, they’re designed to move effortlessly with you from one itinerary to the next.
Adjective
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The weather service said people should drink plenty of water, wear lightweight and light-colored clothing and use air conditioning.
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Save on lightweight tanks, breezy shorts, easy skirts, and travel-ready tote bags that are ideal for everything from beach days to airport terminals.
Adjective
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Hz [Warp] Warp lodestars Seefeel are most recognizable for their vaporous blend of shoegaze, ambient, and experimental electronic music.
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The sky above is filled with eagles, an American flag and vaporous images.
Adjective
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Powering oil operations with wind turbine A tension-leg platform (TLP) is a buoyant, floating structure moored to the seafloor by taut, vertical steel cables.
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Wilde thrills at the prospect of movement, setting a pace to match her buoyant mood.
Adjective
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Roadmaps are frequently high-level and unsubstantial.
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This can alter the amount and types of ACE-inhibiting peptides created during fermentation2—and possibly account for kombucha's unsubstantial effect on blood pressure.
Adjective
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What began as a joke about turning the once-awkward sidekick into a digital-age Dick Cavett has since become one of the internet’s more rarefied interview rooms, drawing comedians, rappers, and politicians into Friedland’s orbit.
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Wimbledon 2026 starts Monday at the All England Lawn Tennis Club in London, and on the most rarefied surface in tennis, fans should expect surprises of all kinds.
Adjective
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Dion’s look appeared to be made out of a slightly sheer material, showing off her legs through the diaphanous fabric.
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That spirit is exemplified by Ford, a gregarious hostess who moves through the various groupings of women in a diaphanous full-length blue dress, introducing Godfred to a group of attendees and hugging both first-timers and her OGs enthusiastically.
Adjective
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But too few of those ideas yield satisfying conclusions, resulting in a drama that becomes treacly and insubstantial, reaching for a profundity that remains elusive.
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The wall was as insubstantial as a set on a film studio’s back lot.
Cite this Entry
“Lighter-than-air.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/lighter-than-air. Accessed 6 Jul. 2026.
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