noun
- an instrument for measuring atmospheric humidity by comparing readings from two thermometers, one with a dry bulb and one with a wet bulb
Usage: meteorology; scientific
Examples
- The meteorologist used a psychrometer to determine the relative humidity.
- Weather stations often employ psychrometers for accurate humidity measurements.
- The psychrometer showed that the air was quite dry today.
- Students learned to read a psychrometer in their earth science class.
- The wet-bulb thermometer in the psychrometer was wrapped with damp cloth.
- Greenhouse operators rely on psychrometers to monitor growing conditions.