Definition of Baumé scale in US English:

Baumé scale


  • A scale with arbitrary markings, used with a hydrometer to measure the relative density of liquids.

    • ‘Originally, this was expressed in degrees on the Baumé scale; now a decimal system is used.’
    • ‘The Baumé scale is used for liquids heavier than water such as syrups.’
    • ‘The Baumé scale is a measure of a solution's specific gravity, not its concentration.’


Named for Antoine Baumé (1728–1804), French chemist.


Baumé scale