sphericity
noun
Forms sphericities
- noun (chiefly uncountable) The quality of being spherical, being a sphere.
- noun (geometry, countable) The ratio of the surface area of a given particle to the surface area of a sphere with the same volume.
Synonyms
sphericality sphericalness sphereness orbicularity roundness globosity globularness rotundity rotundness
Etymology
From spheric + -ity. In the geometrical sense, defined by the geologist Hakon Wadell in 1935.
Webster’s 1913
- noun The quality or state of being spherial; roundness; as, the sphericity of the planets, or of a drop of water.
Etymology [Cf. F. sphéricité.]
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “sphericity”, CC BY-SA 4.0. Details