What does sphericity mean?
nounThe state or quality of being spherical; the measure of how closely a shape approximates a perfect sphere. It is a dimensionless quantity that can range from 0 (a line) to 1 (a perfect sphere).
Example
"The sphericity of the Earth is approximately 0.9986, indicating that it is very close to being a perfect sphere."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.