humidity
noun
hu·mid·i·ty
hyü-ˈmi-də-tē 
yü-
plural humidities
: a moderate degree of wetness especially of the atmosphere compare relative humidity
Examples of humidity in a Sentence
the humidity of the region
It's not the heat that will get you—it's the humidity.
The temperature is 67 degrees with humidity at 75 percent.
an area of low humidity
Recent Examples on the Web
Smart home devices that track humidity and detect leaks can also provide early warnings before mold becomes visible.
—
Soo Kim, MSNBC Newsweek, 19 Sep. 2025
Toyota is wagering that humidity control is simpler than handling fragile ceramics that break under high heat.
—Tejasri Gururaj, Interesting Engineering, 18 Sep. 2025
All that heat and humidity means people perspire profusely when engaging even in moderate physical activity.
—ArsTechnica, 18 Sep. 2025
While different plants will require different watering needs, humidity, rainfall, and temperature levels will also impact how much hydration your plant needs, says Vater.
—Patricia Shannon, Southern Living, 18 Sep. 2025
See All Example Sentences for humidity
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Soo Kim, MSNBC Newsweek, 19 Sep. 2025
Toyota is wagering that humidity control is simpler than handling fragile ceramics that break under high heat.
—Tejasri Gururaj, Interesting Engineering, 18 Sep. 2025
All that heat and humidity means people perspire profusely when engaging even in moderate physical activity.
—ArsTechnica, 18 Sep. 2025
While different plants will require different watering needs, humidity, rainfall, and temperature levels will also impact how much hydration your plant needs, says Vater.
—Patricia Shannon, Southern Living, 18 Sep. 2025
See All Example Sentences for humidity
Cite this Entry
“Humidity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/humidity. Accessed 21 Sep. 2025.
Copy CitationKids Definition
humidity
noun
hu·mid·i·ty
hyü-ˈmid-ət-ē
yü-
plural humidities
Medical Definition
humidity
noun
hu·mid·i·ty
hyü-ˈmid-ət-ē, yü-
plural humidities
: a moderate degree of wetness especially of the atmosphere see absolute humidity, relative humidity
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