specific gravity

1. 1.

   the density of a substance relative to the density of water

   Broaderrelative density

Questions about specific gravity

What does specific gravity mean?

specific gravity means "the density of a substance relative to the density of water".

Is specific gravity a common word?

specific gravity is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.