Akademik

eccentricity
noun
1. strange and unconventional behavior (Freq. 2)
Derivationally related forms: ↑eccentric
Hypernyms: ↑unfamiliarity, ↑strangeness
Hyponyms: ↑oddity, ↑oddness
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
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a circle is an ellipse with zero eccentricity

Derivationally related forms: ↑eccentric
Topics: ↑geometry
Hypernyms: ↑ratio
3. a circularity that has a different center or deviates from a circular path
Ant: ↑concentricity
Derivationally related forms: ↑eccentric
Hypernyms: ↑circularity, ↑disk shape

Useful english dictionary. 2012.