Eccentricities pl. : of Eccentricity

Example:
How do i find the Vertices, Foci, and Eccentricities of an ellipse? x^2+4y^2=16?

Taxonomy
Eccentricity, eccentrics, behavior, eccentric behavior, mental illness, genius, free encyclopedia, Eight Eccentrics of Yangzhou, odd behavior, expression, madness, societal norms, aristocrat, psychological profiles, Depictions, hobbies, eccentric person, eating habits.

Defination from the web:
eccentricities have often been classically associated with psychological profiles indicating overcompensation, insecurities, ... Many individuals may even manifest eccentricities consciously and deliberately, in an attempt to differentiate themselves from societal norms or ...