1. an instrument used to measure the salt content or salinity of water
Usage: scientific; technical

Examples

• The marine biologist used a salinometer to test the ocean water samples.
• The salinometer reading showed that the lake had unusually high salt levels.
• Laboratory technicians calibrated the salinometer before conducting the experiment.
• The aquarium staff checked the tank water daily with a digital salinometer.
• Researchers deployed a salinometer to monitor salinity changes in the estuary.
• The salinometer indicated that the water was too salty for freshwater fish.