1. (

• eccentricity

) strange and unconventional behavior ;

2. (

• eccentricity

) (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. (

• eccentricity ,

) a circularity that has a different center or deviates from a circular path ;