cryoscope
/ˈkraɪəˌskoʊp/
noun
- An instrument used to measure the freezing point of a liquid, often to determine its purity or composition.
- In the lab, the cryoscope gave a precise reading of the saltwater sample.
- The dairy technician used a cryoscope to check the milk for added water.
- A cryoscope can detect impurities in a solution by measuring its freezing point.