Definitions of eccentricity

  1. (geometry) a ratio describing the shape of a conic section; the ratio of the distance between the foci to the length of the major axis; "a circle is an ellipse with zero eccentricity" Scrapingweb Dictionary DB
  2. a circularity that has a different center or deviates from a circular path Scrapingweb Dictionary DB
  3. The state of being eccentric; deviation from the customary line of conduct; oddity. Webster Dictionary DB
  4. The ratio of the distance between the center and the focus of an ellipse or hyperbola to its semi-transverse axis. Webster Dictionary DB
  5. The ratio of the distance of the center of the orbit of a heavenly body from the center of the body round which it revolves to the semi-transverse axis of the orbit. Webster Dictionary DB
  6. The distance of the center of figure of a body, as of an eccentric, from an axis about which it turns; the throw. Webster Dictionary DB
  7. A Peculiarity of manner or character; oddity. The Winston Simplified Dictionary. By William Dodge Lewis, Edgar Arthur Singer. Published 1919.
  8. The distance of the centre of a planet's orbit from the centre of the sun: singularity of conduct: oddness. The american dictionary of the english language. By Daniel Lyons. Published 1899.
  9. The state, quality, or degree of being eccentric; oddity; singularity; an eccentric, odd, or capricious act. The Concise Standard Dictionary of the English Language. By James Champlin Fernald. Published 1919.
  10. Deviation from a centre; the state of having a centre different from that of another circle; the distance of the centre of a planet's orbit from the centre of the sun departure or deviation from that which is stated, regular, or usual; singularity of conduct. Nuttall's Standard dictionary of the English language. By Nuttall, P.Austin. Published 1914.
  11. The being odd or singular; deviation from a centre; the distance of the centre of a planet's orbit from the centre of the sun. Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.

Usage examples for eccentricity

  1. Behind this unaffected fraternal concord, however, the fact that they were pledged to a race in eccentricity was present. – The Complete Project Gutenberg Works of George Meredith by George Meredith
  2. Mr. Lorry knew Miss Pross to be very jealous, but he also knew her by this time to be, beneath the service of her eccentricity one of those unselfish creatures- found only among women- who will, for pure love and admiration, bind themselves willing slaves, to youth when they have lost it, to beauty that they never had, to accomplishments that they were never fortunate enough to gain, to bright hopes that never shone upon their own sombre lives. – A Tale of Two Cities A Story of the French Revolution by Charles Dickens