Hydrometer (Noun)
Meaning
A measuring instrument for determining the specific gravity of a liquid or solid.
Classification
Nouns denoting man-made objects.
Examples
- Using a hydrometer, the engineer was able to measure the specific gravity of the new liquid treatment process at the water treatment plant.
- In the lab, the student carefully inserted the hydrometer into the graduated cylinder to take a precise reading of the liquid's density.
- He carefully carried the hydrometer to the construction site to determine the density of the freshly poured concrete foundation.
- To determine the specific gravity of the oil, she filled a beaker with the sample and inserted the hydrometer, taking note of the reading at the point where the liquid touched the surface of the instrument.
- The mariners used a hand-held hydrometer to regularly check the density of the ship's ballast tanks to ensure proper balance and stability of the vessel at sea.