vapor
/'veipə/
Definition
- Noun:
- The process of becoming a vapor: The state or process of a substance changing from a liquid or solid into a gas.
- A visible suspension in the air of particles of some substance: A mass of tiny droplets or particles suspended in the air, often visible as a mist, fog, or steam.
Usage Examples
- Noun:
- Water vapor is an important greenhouse gas in the atmosphere.
- The vapor from the boiling kettle fogged up the kitchen window.
- In the cold morning air, his breath formed a cloud of vapor.
Advanced Usage
- "Vapor pressure": The pressure exerted by a vapor in thermodynamic equilibrium with its condensed phases at a given temperature.
- The vapor pressure of a liquid increases with temperature.
- "Vapor trail": A visible trail of condensed water vapor or other particles left by an aircraft or rocket in the sky; a contrail.
- The jet left a long, white vapor trail across the blue sky.
Variants and Related Words
- Vaporize (verb): To convert or be converted into vapor.
- The intense heat will vaporize the liquid.
- Vaporization (noun): The process of vaporizing.
- Vaporization is an endothermic process.
- Vaporous (adjective): Relating to or resembling vapor; insubstantial.
- The mountain peaks were shrouded in a vaporous mist.
Synonyms
- Steam: The hot vapor created when water boils.
- Mist: A cloud of tiny water droplets suspended in the atmosphere at or near the earth's surface.
- Fog: A thick cloud of tiny water droplets suspended in the atmosphere that obscures visibility.
Related Phrases
- Vapor barrier: A layer of material used to prevent the passage of water vapor into walls or other structures.
- Installing a proper vapor barrier is crucial in home construction.
- Vapor lock: A problem in internal combustion engines where fuel vaporizes in the fuel lines, disrupting the flow of liquid fuel.
- The old car was prone to vapor lock on hot days.
Related Idioms
- Vanish into thin air / Vanish like a vapor: To disappear completely and suddenly.
- The magician made the coin vanish into thin air.
Noun
-
the process of becoming a vapor
-
a visible suspension in the air of particles of some substance
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