Gaseous
adjective
Relating to a state of matter that is neither solid nor liquid, like air.
Water can exist in three states: solid, liquid, and gaseous.

Often appears as...
- gaseous state
- gaseous form
adjective
Full of gas or caused by gas.
The gaseous emissions from the factory were harmful to the environment.

Often appears as...
- gaseous emissions
- gaseous pollutants
Usage tips
Technical
adjective
Relating to a state of matter that is neither solid nor liquid, like air.
Water can exist in three states: solid, liquid, and gaseous.

Often appears as...
- gaseous state
- gaseous form
adjective
Full of gas or caused by gas.
The gaseous emissions from the factory were harmful to the environment.

Often appears as...
- gaseous emissions
- gaseous pollutants
Usage tips
Technical
Definition 1 of 2

Physical States
Use 'gaseous' to describe one of the main forms matter takes, different from solids and liquids.

Oxygen is typically in a gaseous state.
Science Context
The term 'gaseous' is often used in scientific contexts to discuss chemistry and physics topics.

In our science class, we learned how gaseous nitrogen is used in food packaging.
Visibility
'Gaseous' doesn't mean the substance is always visible; many gases are clear.

The gaseous vapors escaping from the tube were invisible.
Physical States
Use 'gaseous' to describe one of the main forms matter takes, different from solids and liquids.

Oxygen is typically in a gaseous state.
Science Context
The term 'gaseous' is often used in scientific contexts to discuss chemistry and physics topics.

In our science class, we learned how gaseous nitrogen is used in food packaging.
Visibility
'Gaseous' doesn't mean the substance is always visible; many gases are clear.

The gaseous vapors escaping from the tube were invisible.
Physical States
Use 'gaseous' to describe one of the main forms matter takes, different from solids and liquids.

Oxygen is typically in a gaseous state.
Science Context
The term 'gaseous' is often used in scientific contexts to discuss chemistry and physics topics.

In our science class, we learned how gaseous nitrogen is used in food packaging.
Visibility
'Gaseous' doesn't mean the substance is always visible; many gases are clear.

The gaseous vapors escaping from the tube were invisible.
Video examples
How do nuclear power...
but the scattered neutrons are still a little too fast. To compensate and keep up the chain reaction, the concentration of U-235 is enriched to four to seven times its natural abundance. Today, enrichment is often done by passing a gaseous uranium compound through centrifuges
Video examples
Care About the Ocean?...
seabirds sea turtles whales everything we think of in the ocean sigh gaseous sea itself is actually super important when you consider one of the big carbon sinkholes on the planet the the filter so to speak the reviving of the chemicals that we're burning up it
Video examples
Why do we pass gas? -...
They ferment this undigested food to produce a wide range of compounds, such as short-chain fatty acids and, of course, gases. Hydrogen and carbon dioxide are the most common gaseous products of bacterial fermentation, and are odorless.
Video examples
Elon Musk: A future...
Because there’s sort of like a law of gaseous expansion where, for schedules, where whatever time you set, it's not going to be less than that. It's very rare that it'll be less than that. But as far as our predictions are concerned,
Video examples
Helium 101 PIPE National...
However it's relatively rare on earth. On our planet, helium forms as a gaseous byproduct of ancient uranium that's decayed over billions of years and is trapped beneath the earth's surface. It's harvested from natural gas reserves
Video examples
Mapping the Unknown,...
gas or hydrogen sulfide which we've all smelled the rotten eggs sulfur springs and kind of very poisonous and gaseous form and there's a whole set of life that lives in that layer as well off this hydrogen sulfide so we've got
Video examples
Exoplanets 101 PIPE...
Exoplanets are made of the same elements as the world's and our solar system, and based on their composition and structures are just as diverse. Some, known as giant or Neptune-like planets, are large gaseous worlds.
Video examples
What a planet needs to...
Not moose, but water. Although moose would be pretty cool. And not frozen water, and not water in a gaseous state, but liquid water. This is what life needs to survive, all life.
Video examples
Graham Hawkes: Fly the...
a lesser, outer gaseous atmosphere, a lighter one. Most of life on earth is in that inner atmosphere. And that life enjoys a three-dimensional existence, which is alien to us.
Video examples
Is This The Land of Fire...
a gigantic gaseous companion with an orbit unusually close to its smaller sibling the proximity of both its star and sister planet allows us to imagine the bizarre
Video examples
How do nuclear power...
but the scattered neutrons are still a little too fast. To compensate and keep up the chain reaction, the concentration of U-235 is enriched to four to seven times its natural abundance. Today, enrichment is often done by passing a gaseous uranium compound through centrifuges
Video examples
Care About the Ocean?...
seabirds sea turtles whales everything we think of in the ocean sigh gaseous sea itself is actually super important when you consider one of the big carbon sinkholes on the planet the the filter so to speak the reviving of the chemicals that we're burning up it
Video examples
Why do we pass gas? -...
They ferment this undigested food to produce a wide range of compounds, such as short-chain fatty acids and, of course, gases. Hydrogen and carbon dioxide are the most common gaseous products of bacterial fermentation, and are odorless.
Video examples
Elon Musk: A future...
Because there’s sort of like a law of gaseous expansion where, for schedules, where whatever time you set, it's not going to be less than that. It's very rare that it'll be less than that. But as far as our predictions are concerned,
Video examples
Helium 101 PIPE National...
However it's relatively rare on earth. On our planet, helium forms as a gaseous byproduct of ancient uranium that's decayed over billions of years and is trapped beneath the earth's surface. It's harvested from natural gas reserves
Video examples
Mapping the Unknown,...
gas or hydrogen sulfide which we've all smelled the rotten eggs sulfur springs and kind of very poisonous and gaseous form and there's a whole set of life that lives in that layer as well off this hydrogen sulfide so we've got
Video examples
Exoplanets 101 PIPE...
Exoplanets are made of the same elements as the world's and our solar system, and based on their composition and structures are just as diverse. Some, known as giant or Neptune-like planets, are large gaseous worlds.
Video examples
What a planet needs to...
Not moose, but water. Although moose would be pretty cool. And not frozen water, and not water in a gaseous state, but liquid water. This is what life needs to survive, all life.
Video examples
Graham Hawkes: Fly the...
a lesser, outer gaseous atmosphere, a lighter one. Most of life on earth is in that inner atmosphere. And that life enjoys a three-dimensional existence, which is alien to us.
Video examples
Is This The Land of Fire...
a gigantic gaseous companion with an orbit unusually close to its smaller sibling the proximity of both its star and sister planet allows us to imagine the bizarre
Example 1 of 10
Quote examples
Wolfgang Ketterle
German Physicist
Imagine how many aspects of nature we would miss if we lived on the surface of the sun. Without inventing refrigerators, we would only know gaseous matter and never observe liquids or solids, and miss the beauty of snowflakes.

Quote examples
Fritz Haber
German Scientist
Gaseous nitrogen combines with gaseous hydrogen in simple quantitative proportions to produce gaseous ammonia.

Quote examples
Wolfgang Ketterle
German Physicist
Imagine how many aspects of nature we would miss if we lived on the surface of the sun. Without inventing refrigerators, we would only know gaseous matter and never observe liquids or solids, and miss the beauty of snowflakes.

Quote examples
Fritz Haber
German Scientist
Gaseous nitrogen combines with gaseous hydrogen in simple quantitative proportions to produce gaseous ammonia.

Example 1 of 2
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