thermohydrometer
/ˌθɜrmoʊhaɪˈdrɑmɪtər/
noun
- An instrument that measures the density or specific gravity of a liquid, and also includes a thermometer to measure temperature.
- A thermohydrometer is helpful for adjusting the density of a chemical solution at different temperatures.
- The winemaker used a thermohydrometer to check the sugar level in the grape juice.
- Before bottling the syrup, the factory worker read the thermohydrometer to ensure the correct consistency.