Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
heavy air
Grammar usage guide and real-world examplesUSAGE SUMMARY
'heavy air' is a perfectly correct and usable phrase in written English.
It is used to convey a feeling of heaviness, either literal or metaphorical. For example: "The heavy air outside the auditorium made me feel that something momentous was about to happen."
✓ Grammatically correct
News & Media
Academia
Encyclopedias
Wiki
Science
Alternative expressions(20)
oppressive atmosphere
thick atmosphere
murky atmosphere
heavy atmosphere
heavy weather
unsettling atmosphere
ominous ambience
foreboding ambiance
ominous ambiance
threatening environment
serious atmosphere
ominous weather
ominous mood
ominous environment
grim atmosphere
scary atmosphere
eerie atmosphere
ominous atmosphere
oppressive mood
dark atmosphere
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
59 human-written examples
A heavy air pervades fortified Otranto.
News & Media
"I would fight the thick, heavy air," he said.
News & Media
Out front, a rainbow flag sagged in the heavy air.
News & Media
But only under heavy air cover, only at great risk.
News & Media
It has a large terrace, high ceilings and transoms to help the heavy air circulate.
News & Media
The ensuing battle lasted four days, ending when the Americans called for heavy air support.
News & Media
It flies up in the heavy air and snags on a distant tree.
News & Media
When I entered the factory floor, the following day, heavy air enveloped me.
News & Media
But somehow we really were fine, even under the heavy air of everyone's condescending concern.
News & Media
The saved souls rise slowly through the heavy air, as the damned ones sink.
Encyclopedias
Human-verified similar examples from authoritative sources
Similar Expressions
1 human-written examples
Turin sustained heavy air-raid damage during World War II.
Encyclopedias
Expert writing Tips
Best practice
Use "heavy air" to create a sense of foreboding or tension in descriptive writing, especially when setting a scene or establishing a mood. For example: "The heavy air hung thick with anticipation as the clock ticked closer to midnight."
Common error
Avoid using "heavy air" to describe situations where 'dense' or 'polluted' would be more accurate. While metaphorically versatile, overuse can dilute its impact. Keep the figurative usage connected to feelings of oppression or tension.
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "heavy air" functions primarily as a descriptive element, modifying a noun to convey specific qualities of the atmosphere. It can describe literal atmospheric conditions, or, as Ludwig AI explains, it often assumes a metaphorical role, evoking emotional tension or a sense of oppressiveness. The numerous examples available in Ludwig showcase this dual function.
Frequent in
News & Media
40%
Academia
20%
Wiki
15%
Less common in
Encyclopedias
10%
Science
10%
Formal & Business
5%
Ludwig's WRAP-UP
The phrase "heavy air" is a versatile expression used both literally and figuratively. As Ludwig AI confirms, it effectively conveys a sense of atmospheric density or, more commonly, emotional tension and oppressiveness. With a high frequency of usage across diverse sources such as The New York Times, The Guardian, and Wikipedia, "heavy air" maintains a neutral register, making it suitable for various writing contexts. While grammatically sound, avoid overusing it in unrelated situations where a more precise descriptor might be more appropriate. Consider using alternative phrases like "oppressive atmosphere" or "stifling air" to refine your descriptive palette and craft more vivid prose.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
oppressive atmosphere
Focuses on the feeling of being weighed down or burdened by the surrounding environment.
thick atmosphere
Emphasizes the density and saturation of the air.
stifling air
Highlights the lack of ventilation and the feeling of being suffocated.
dense air
Directly refers to the high concentration of particles in the air.
laden atmosphere
Suggests that the air is carrying something heavy, like moisture or pollution.
sultry air
Describes air that is hot and humid, often with a hint of sensuality or tension.
stagnant air
Indicates air that is not moving or circulating, leading to a sense of discomfort.
murky atmosphere
Highlights the lack of clarity and visibility in the air, often due to pollution or fog.
stuffy environment
Shifts the focus to the overall feeling of being confined and lacking fresh air.
close air
Describes air that feels confined and restricting, often in a small space.
FAQs
How can I use "heavy air" in a sentence?
You can use "heavy air" to describe the literal density of the atmosphere or, more figuratively, to create a sense of tension or oppressiveness. For example, "The heavy air made it difficult to breathe" or "A heavy air of anticipation filled the room."
What is a good alternative to "heavy air" when describing a stifling atmosphere?
Alternatives include "oppressive atmosphere", "thick atmosphere", or "stifling air", depending on the specific nuance you want to convey.
Is it correct to use "heavy air" to describe emotional tension?
Yes, it is a common and accepted metaphorical usage. The phrase evokes a sense of weight or burden, effectively conveying feelings of anxiety or unease. For example: "There was a heavy air of sadness after the news broke".
What's the difference between "dense air" and "heavy air"?
"Dense air" usually refers to the literal physical property of air, while "heavy air" can be used both literally and figuratively. In figurative usage, "heavy air" often implies an emotional or psychological burden, which "dense air" does not.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested