Definition

Noun: A scientific instrument, specifically a type of hydrometer, used to determine the concentration of salt in a solution by measuring the solution's density.

Usage

A salinometer is used in scientific, industrial, and maritime contexts to measure salinity, which is the amount of dissolved salts in water. It operates on the principle that the density of a liquid increases with higher salt concentration.

Examples

• The oceanographer used a salinometer to check the salinity of the seawater samples.
• In the food industry, a salinometer is essential for quality control in brine preparation for pickling.
• Regular calibration of the salinometer ensures accurate readings for the aquarium's saltwater mix.

Advanced Usage

• "To take a salinometer reading": To use the instrument to obtain a measurement of salinity.
  • Before adding more salt, the technician took a salinometer reading of the tank.

Variants and Related Words

• Salinity (n): The concentration of dissolved salts in water.
  • The salinity of the Dead Sea is extremely high.
• Hydrometer (n): A general instrument for measuring the density of liquids.
  • A salinometer is a specialized type of hydrometer.

Synonyms

• Salt meter
• Salinity gauge

Related Terms

• Brine: A high-concentration solution of salt in water.
• Desalination: The process of removing salt from seawater, a process where salinometers are often used for monitoring.

Noun

1. a hydrometer that determines the concentration of salt solutions by measuring their density