a circularity that has a different center or deviates from a circular path
(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"
the property of lacking physical or mental strength; liability to failure under pressure or stress or strain; "his weakness increased as he became older"; "the weakness of the span was overlooked until it collapsed"
a penchant for something even though it might not be good for you; "he has a weakness for chocolate"
the condition of being financially weak; "the weakness of the dollar against the yen"
(art) the branch of philosophy dealing with beauty and taste (emphasizing the evaluative criteria that are applied to art); "traditional aesthetics assumed the existence of universal and timeless criteria of artistic value"