humidity
dampness in the airThe humidity in the rainforest is so high that clothes feel damp within minutes.
The air is extremely moist, causing fabrics to absorb moisture quickly.
The amount of water vapor present in the air.
Meteorologists measure humidity to predict weather patterns.
Experts analyze moisture levels in the air to forecast changes in weather.
Humidity is often expressed as a percentage (relative humidity) or absolute value (grams of water per cubic meter).
Dampness or moisture in the air, often causing a heavy, sticky feeling.
I can't stand the humidity during summer—it makes everything feel so sticky.
The high moisture levels in the air create an uncomfortable, clammy sensation.
Used interchangeably with 'dampness' in everyday speech, though technically distinct in meteorology.
Collocations
Related Phrases
Pro Tip
Distinguish humidity from moisture
Humidity refers specifically to water vapor in the air, while moisture can describe liquid water in any form (e.g., on surfaces or in materials).
Gold Rule
Use 'humidity' for air moisture
Reserve 'humidity' for discussions about water vapor in the atmosphere. For liquids on surfaces, use 'dampness' or 'moisture'.
Word Origin
From Latin *humiditas*, meaning 'moisture' or 'dampness', derived from *humidus* ('wet, moist'), related to *humus* ('earth, ground').
Usage Notes
Humidity is a key factor in weather reports and indoor comfort. High humidity can exacerbate respiratory issues and promote mold growth, while low humidity may cause dry skin or static electricity.