Specific gravity

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    Synonym of relative density (“a dimensionless measure which is the ratio of the mass of a substance to that of some reference substance (chiefly an equal volume of water at 4°C)”). countable, dated, uncountable
  2. 2
    the density of a substance relative to the density of water wordnet