water vapor
noun
: water in a vaporous form especially when below boiling temperature and diffused (as in the atmosphere)
Examples of water vapor in a Sentence
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Intense rainfall, as common in tropical latitudes, and water vapor in the eruption column can mix with volcanic ash and debris, forming deadly mudflows called lahars by geologists after an Indonesian word for ravines on the slopes of a volcano.
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David Bressan, Forbes.com, 20 June 2025
What wildfire smoke is made up of Wildfire smoke is a mixture of gases, water vapor, air pollutants and fine particulate matter, the latter known as PM2.5, which is at least 30 times smaller in diameter than a human hair.
—Mary Kekatos, ABC News, 4 June 2025
Ammonia can increase cloud formation by reacting with gases containing sulphur to increase the creation of aerosols — particles which give water vapor a surface to condense upon, leading to cloud formation.
—Doyle Rice, USA Today, 24 May 2025
That hotspot in the upper troposphere is an area of amplified warming resulting partly from water vapor feedbacks, as moist, hot air steams off the tropical oceans.
—ArsTechnica, 7 May 2025
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David Bressan, Forbes.com, 20 June 2025
What wildfire smoke is made up of Wildfire smoke is a mixture of gases, water vapor, air pollutants and fine particulate matter, the latter known as PM2.5, which is at least 30 times smaller in diameter than a human hair.
—Mary Kekatos, ABC News, 4 June 2025
Ammonia can increase cloud formation by reacting with gases containing sulphur to increase the creation of aerosols — particles which give water vapor a surface to condense upon, leading to cloud formation.
—Doyle Rice, USA Today, 24 May 2025
That hotspot in the upper troposphere is an area of amplified warming resulting partly from water vapor feedbacks, as moist, hot air steams off the tropical oceans.
—ArsTechnica, 7 May 2025
See All Example Sentences for water vapor
Cite this Entry
“Water vapor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/water%20vapor. Accessed 28 Jun. 2025.
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