Synonyms of weightlessness

weightlessness

noun

as in lightness

the state or quality of having little weight

the relative weightlessness of the suitcase surprised me

Synonyms & Similar Words

• lightness
• slightness
• airiness
• fluffiness
• ethereality
• insubstantiality
• delicacy
• etherealness
• flimsiness

Antonyms & Near Antonyms

• heaviness
• massiveness
• weightiness
• solidity
• ponderousness
• substantiality
• heftiness
• solidness

Example Sentences

Recent Examples of weightlessness

Walker experienced about five minutes of weightlessness over the course of the 11-minute flight. — Josh Dinner, Space.com, 22 Aug. 2026

Researchers have documented that weightlessness affects many parts of the digestive system, from the mouth to the intestines. — Sundeep Venkatesan, The Conversation, 3 Aug. 2026

Le Teint Healthy Glow has the weightlessness of a powder paired with the skin perfecting qualities of a liquid. — Reece Andavolgyi, InStyle, 29 July 2026

Once operational, the vehicle is expected to support microgravity experiments, allowing researchers to study how materials, fluids and biological samples behave during short periods of near weightlessness. — Sujita Sinha, Interesting Engineering, 27 July 2026

Wally Funk — 1939-2026 Wally Funk waited over 60 years for a few fleeting moments of weightlessness. — The Week Us, TheWeek, 27 July 2026

Kelela rejoices over physical touch, a cool breeze that keeps blowing out the spliff, and a general sensation of weightlessness. — Lawrence Burney, Pitchfork, 16 July 2026

Not counting Coors Field weightlessness, that’s the third most in any derby round ever, according to MLB’s queen of numbers, Sarah Langs. — Tyler Kepner, New York Times, 14 July 2026

Hot-weather hikers know the struggle and have allocated tons of time and money toward finding materials that achieve the right ratio of weightlessness, breathability, and UV blockage. — Olivia Young, Travel + Leisure, 7 July 2026