a) The quality of being spherical, being a sphere.
b) The ratio of the surface area of a given particle to the surface area of a sphere with the same volume.
Syn: sphericality, sphericalness, sphereness, orbicularity, roundness

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  • Sphericity — is a measure of how spherical (round) an object is. As such, it is a specific example of a compactness measure of a shape. Defined by Wadell in 1935, [cite journal |first=Hakon |last=Wadell |title=Volume, Shape and Roundness of Quartz Particles… …   Wikipedia

  • Sphericity — Sphe*ric i*ty, n. [Cf. F. sph[ e]ricit[ e].] The quality or state of being spherial; roundness; as, the sphericity of the planets, or of a drop of water. [1913 Webster] …   The Collaborative International Dictionary of English

  • sphericity — [sfi ris′ə tē] n. [ML sphaericitas] the state of being spherical; round form; roundness …   English World dictionary

  • sphericity — sferiškumas statusas T sritis fizika atitikmenys: angl. spherical shape; sphericity vok. Kugelform, f; Kugelförmigkeit, f; Kugelgestalt, f rus. сферичность, f; шарообразность, f pranc. sphéricité, f …   Fizikos terminų žodynas

  • Sphericity scale — The sphericity scale is a measure used by geologists and geographers which measures the sphericity of a stone or particle. A geographer can tell from a stone s sphericity if significant erosion has taken place in its location (such as a river).… …   Wikipedia

  • sphericity — noun see sphere I …   New Collegiate Dictionary

  • sphericity — /sfi ris i tee/, n., pl. sphericities. a spherical state or form. [1615 25; < NL sphericitas, equiv. to LL spheric(us) (see SPHERICS1) + itas ITY] * * * …   Universalium

  • sphericity — sphe·ric·i·ty || sfɪ rɪsÉ™tɪ n. roundness, state of being a sphere …   English contemporary dictionary

  • sphericity — n. Rotundity, roundness, globosity, globularity …   New dictionary of synonyms

  • sphericity — sphe·ric·i·ty …   English syllables

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