gaseous

play

adjective gas·eous \ ˈga-sē-əs , ˈga-shəs \

Definition of gaseous

1 :having the form of or being gas; also :of or relating to gases

2 a :lacking substance or solidity

b :gassy 3

trick phrases and gaseous circumlocutions
—Edwin Newman

—

gaseousness

noun

See gaseous defined for English-language learners

See gaseous defined for kids

Examples of gaseous in a Sentence

a substance changing from a liquid to a gaseous state
a pompous professor known for his gaseous lectures that often put students to sleep

Recent Examples of gaseous from the Web

The impact briefly energizes the gaseous molecules before it's released in the form of colorful light.

— ben panko, Smithsonian, "Astronaut Captures ‘Awesome Sauce’ of Aurora From Space," 29 July 2017
Harvey writes that scientists are still trying to understand why the gaseous form of mercury is traveling to that particular area.

— dino grandoni, Washington Post, "The Energy 202: Pentagon climate work in the GOP crosshairs," 13 July 2017
Rather than become shinier, or more expensive, these concerts have become gaseous, expanding to fill the volume provided.

— jon caramanica, New York Times, "Review: Kendrick Lamar, Rap’s Skeptical Superstar, Avoids Arena Spectacle," 13 July 2017
To clean up the diesel V-6’s gaseous byproducts, Land Rover equips it with a urea-injection aftertreatment system.

— alexander stoklosa, Car and Driver, "2016 Range Rover Td6 Diesel," 6 July 2017
Instead, KATRIN depends on a device called a windowless gaseous tritium source: an open-ended pipe 10 meters long that tritium enters from a port in the middle.

— adrian cho, Science | AAAS, "Weighing the universe's most elusive particle," 29 June 2017
Once the original pump was fixed and new water began to flow into the pool, the chemically saturated mixture created the gaseous cloud responsible for sickening the children.

— robert newhouse, Teen Vogue, "Pool Malfunction Sent 5 Kids To The Hospital," 29 June 2017
In essence, these natural sponges were doing humanity a huge service by disposing of much of its gaseous waste.

— justin gillis, New York Times, "Carbon in Atmosphere Is Rising, Even as Emissions Stabilize," 26 June 2017
The naps and the pudding cups, though, were turning me into a grouchy gaseous bridge troll who didn’t want to do anything, ever, including write her column or work on her book or leave the house to see a friend.

— heather havrilesky, The Cut, "Go Buy a Treadmill Desk Right Now," 23 June 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'gaseous.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.