specific gravity

specific gravity

English

Noun

specific gravity (countable and uncountable, plural specific gravities)

  1. (physics, dated) 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)”).
    • 1846, editorial staff, “CHEMISTRY”, in Scientific American, series 1, Volume 2, Issue 13, page 102:
      They are tasteless, inodorous, dry, uninflammable, sparingly soluble, difficult of fusion, and of moderate specific gravity.
    Synonym: (dated) gravity

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