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specific gravity

/spəˈsɪfɪk ˈɡrævɪti/

1 entry

phrase

C1formalcommonscientific/spəˈsɪfɪk ˈɡrævɪti/

The ratio of the density of a substance to the density of a reference substance, typically water for liquids and solids, or air for gases. It is a dimensionless quantity used in physics and engineering to characterize materials.

  • 🇷🇺Отношение плотности вещества к плотности эталонного вещества, обычно воды для жидкостей и твердых тел или воздуха для газов. Это безразмерная величина, используемая в физике и технике для характеристики материалов.
  1. Density ratio C1 formal

    The ratio of the density of a substance to the density of a reference substance, usually water for liquids and solids, or air for gases.

    • The specific gravity of gold is approximately 19.3.
    • To test the purity of the liquid, the chemist measured its specific gravity.
    • Specific gravity is a dimensionless quantity used in many engineering calculations.

    🇷🇺Относительная плотность