colorimeter
/ˌkʌləˈrɪmɪtər/
noun
- An instrument used to measure the intensity or concentration of a color, often in a liquid solution.
- The lab technician used a colorimeter to check the chlorine level in the water sample.
- The winemaker relied on a colorimeter to measure the color of the grape juice.
- In chemistry class, we used a colorimeter to find the concentration of the blue dye.