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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
Recent Examples on the Web
Among them is a mass spectrometer that, during close passes, could characterize particles ejected from the surface by the constant bombardment of tiny, dust-sized meteoroids, or by hypothesized plumes of water vapor.
—Joel Achenbach, arkansasonline.com, 20 Oct. 2024
Hurricanes are particularly efficient at concentrating large quantities of water vapor and wringing it out at nearly unheard-of rates, as seen in the deluges in the Tampa-St. Petersburg area during Milton and in western North Carolina during Helene.
—Andrew Freedman, Axios, 15 Oct. 2024
Also using data from the Hubble Space Telescope, a study in 2021 announced that scientists had found the first evidence for water vapor in the atmosphere of Jupiter’s giant icy moon Ganymede.
—Jamie Carter, Forbes, 3 Sep. 2024
Water evaporates from the ground — including from lakes, rivers and plants — and rises into the atmosphere, forming large rivers of water vapor able to travel long distances, before cooling, condensing and eventually falling back to the ground as rain or snow.
—Laura Paddison, CNN, 16 Oct. 2024
See all Example Sentences for water vapor
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Word History
First Known Use
15th century, in the meaning defined above
Time Traveler
The first known use of water vapor was
in the 15th century
Dictionary Entries Near water vapor
Cite this Entry
“Water vapor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/water%20vapor. Accessed 5 Nov. 2024.
Kids Definition
water vapor
noun
: water in a gaseous form especially when below boiling temperature and spread through the atmosphere
Medical Definition
water vapor
noun
: water in a vaporous form especially when below boiling temperature and diffused (as in the atmosphere)
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