hydrometer

1. A measuring instrument for determining the specific gravity of a liquid or solid (synset 103558666)
   is a type of: measuring device, measuring instrument, measuring system - instrument that shows the extent or amount or quantity or degree of something
   subtypes:

   • salinometer - a hydrometer that determines the concentration of salt solutions by measuring their density
   • thermogravimeter, thermohydrometer - a hydrometer that includes a thermometer
   same as: gravimeter

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