pycnometer
A vessel of precisely known volume used by weighing to determine the specific gravity or relative density of a liquid.
Noun
- A vessel of precisely known volume used by weighing to determine the specific gravity or relative density of a liquid.
- As Galileo showed in his tract La Bilancetta, or “The Little Balance,” a scientist of Archimedes’ stature could have achieved a far more precise result using his own law of buoyancy and an accurate scale, something far...
Synonyms: specific gravity bottle
Origin
From Ancient Greek πυκνός (puknós, “dense”) and μέτρον (métron, “measure”). By surface analysis, pycno- + -meter.