water vapor

noun

Definition of water vapor

: 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

Because evaporative humidifiers release actual water vapor, rather than water mist, the water won’t turn into a puddle on the floor, making the Honeywell safe to place anywhere in the home. Paige Szmodis, Popular Mechanics, "Breathe Easier With One of These 8 Best Humidifiers," 13 Sep. 2019 And aside from water vapor, its atmosphere contains mostly hydrogen gas - a molecule that makes up less than 1 part per million of our own atmosphere. Sarah Kaplan, Anchorage Daily News, "Scientists say they found their first potentially habitable planet with water in its skies," 12 Sep. 2019 And aside from water vapor, its atmosphere contains mostly hydrogen gas - a molecule that makes up less than 1 part per million of our own atmosphere. oregonlive, "First evidence of water found in atmosphere of planet K2-18b," 11 Sep. 2019 Plants can tap deep water and release it into the atmosphere as water vapor, which means the greening of the mountain could exacerbate water shortages in the settlements below. Tim Appenzeller, Science | AAAS, "Global warming has made iconic Andean peak unrecognizable," 11 Sep. 2019 More data could help scientists understand whether water on the moon has been deposited by comets or asteroids over millennia, or if water vapor is emerging from the lunar soil due to some chemical reaction. Tim Fernholz, Quartz, "India’s lunar lander is missing, but Chandrayaan-2 can still make important discoveries," 6 Sep. 2019 Juul’s slim device was envisioned during that thesis presentation to deliver nicotine and flavor to the smoker through water vapor, minimizing combustion. Washington Post, "How two Stanford grads aimed for big tech glory and got Big Tobacco instead," 5 Sep. 2019 Warmer storms are also capable of dumping more rain because warm temperatures carry more water vapor. Sarah Gibbens, National Geographic, "How warm oceans supercharge deadly hurricanes," 4 Sep. 2019 Goodrich said temperature increases cause the atmosphere to hold more water vapor. Alison Steinbach, azcentral, "Monsoons have increased in intensity in recent decades, new study says," 23 July 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'water vapor.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of water vapor

15th century, in the meaning defined above

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Statistics for water vapor

Last Updated

7 Oct 2019

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Time Traveler for water vapor

The first known use of water vapor was in the 15th century

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More Definitions for water vapor

water vapor

noun

Medical Definition of water vapor

: water in a vaporous form especially when below boiling temperature and diffused (as in the atmosphere)

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