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Noun: eccentricity  ,ek,sen'tri-su-tee
  1. Strange and unconventional behaviour
    - kookiness
     
  2. (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"
     
  3. A circularity that has a different centre or deviates from a circular path

Derived forms: eccentricities

Type of: circularity, disk shape, ratio, strangeness, unfamiliarity

Antonym: concentricity

Encyclopedia: Eccentricity