gas
noun
a substance possessing perfect molecular mobility and the property of indefinite expansion, as opposed to a solid or liquid.
gasses
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pluralof gas.plural
The grammatical form denoting more than one person, place, thing, or idea.
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present tense formof gas (3rd person singular).present tense
Used to describe things happening now or regularly.
gasnouna substance possessing perfect molecular mobility and the property of indefinite expansion, as opposed to a solid or liquid.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Unlike visible light, radio waves from hot gasses are not blocked that easily by cosmic dust.
From Space Scoop ● Mar. 27, 2025
The pyrolysis plants - often in rural backwaters - are akin to homemade pressure cookers and produce dangerous gasses and chemicals.
From BBC ● Mar. 25, 2025
These gasses trap heat in the atmosphere, contributing to rising temperatures.
From Los Angeles Times ● Oct. 16, 2024
However, because humans are pumping greenhouse gasses into the air at such a rapid rate, it is unlikely that most species will have enough time to adapt to the warmer temperatures.
From Salon ● Sep. 24, 2024
After the regulator freezes the C02 out, the oxygen and nitrogen are still gasses, but they're —75°C. If the regulator fed that back to my air without reheating it, I'd be a Popsicle within hours.
From "The Martian" by Andy Weir
