layer of air

USAGE SUMMARY

The phrase "layer of air" is correct and usable in written English.
It can be used to describe a specific stratum or thickness of air in various contexts, such as meteorology or environmental science. Example: "The layer of air closest to the Earth's surface is known as the troposphere, where weather phenomena occur."

✓ Grammatically correct

Science

News & Media

Encyclopedias

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

The bubbles make an effective extra layer of air to keep the cold out.

The Guardian - Lifestyle

With the water repelled, a thin layer of air is trapped along the abdomen.

The New York Times - Science

By the time it reaches the chest area, this layer of air is several centimeters thick and moving quickly.

The New York Times

This is because the resistance is so great that a layer of air makes no appreciable difference.

The Economist

The density of the plumage and the layer of air that it retains provide almost complete insulation of the body.

Encyclopedia Britannica

In order to replenish the layer of air surrounding the body, it extends its antennae through the surface film.

Encyclopedia Britannica

Sleet starts out as snow, melts into rain, then freezes back into nasty little pellets as it passes through a cold layer of air near the ground.

The New Yorker

This reduces drag, because air offers far less resistance than water.As the ship moves forward, the layer of air slides back and out from under the hull.

The Economist

The heat generated in this way is conserved by hairs or scales that maintain an insulating layer of air around the body.

Encyclopedia Britannica

Wetting of the body during submersion is prevented by a thin layer of air trapped by the fine, dense, water-repellent (hydrofuge) pile that covers the insect.

Encyclopedia Britannica

The study backs UN research that suggests a layer of air pollution, the "brown cloud", regularly covers the upper atmosphere over Asia between January and March and could precipitate an environmental disaster that could affect billions of people.

The Guardian

Expert writing Tips

Best practice

When describing insulation, use "layer of air" to emphasize its role in trapping heat, as in "The double glazing creates a layer of air for better insulation."

Common error

Avoid using "layer of air" when simply referring to the atmosphere or general air quality. Instead, reserve it for situations where a distinct stratum or pocket of air is being discussed, such as in weather patterns or specific environmental studies.

Linguistic Context

The phrase "layer of air" primarily functions as a noun phrase, often acting as the subject or object in a sentence. It identifies a specific stratum or thickness of air, as confirmed by Ludwig AI's assessment of its grammatical correctness and common usage.

Expression frequency: Very common

Frequent in

Science

34%

News & Media

32%

Encyclopedias

18%

Less common in

Wiki

5%

Formal & Business

0%

Social Media

0%

Ludwig's WRAP-UP

The phrase "layer of air" is a grammatically sound and frequently employed noun phrase, predominantly used in scientific, news, and encyclopedic contexts. As Ludwig AI confirms, it accurately describes a specific stratum or thickness of air. When writing, use "layer of air" to denote distinct air strata, especially in discussions related to insulation, atmospheric phenomena, or scientific experiments. Related phrases include "air layer", "air stratum", and "sheet of air". Ensure not to confuse it with general atmospheric conditions.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

air layer

Reverses the order of words while maintaining the same meaning.

air stratum

Replaces "layer" with a synonym, "stratum", implying a distinct level.

sheet of air

Substitutes "layer" with "sheet", suggesting a broad, thin expanse.

blanket of air

Uses "blanket" as a metaphor for a covering of air.

zone of air

Replaces "layer" with "zone", indicating a specific region of air.

body of air

Employs "body" to describe a mass of air.

mass of air

Uses "mass" to denote a substantial quantity of air.

air pocket

Implies a small, contained volume of air.

atmospheric layer

Adds "atmospheric" to specify the context of the layer.

level of air

Replace "layer" with "level", describing a specific altitude or horizontal position

FAQs

How can I use "layer of air" in a sentence?

You can use "layer of air" to describe a specific stratum or thickness of air in various contexts, such as "The Earth is surrounded by several layers of air called the atmosphere".

What can I say instead of "layer of air"?

You can use alternatives like "air layer", "air stratum", or "sheet of air" depending on the context.

When is it appropriate to use the term "layer of air"?

Use "layer of air" when you specifically want to highlight a distinct stratum or thickness of air, like describing how feathers trap a "layer of air" for insulation.

Is "layer of air" the same as "atmosphere"?

"Layer of air" refers to a specific section or level, while "atmosphere" describes the entire envelope of gases surrounding a planet. For example, the troposphere is a specific "layer of air" within Earth's atmosphere.