noun🔗ShareThe quality of being eccentric or odd; any eccentric behaviour."His eccentricity was evident in his unusual choice of clothing for school, a bright purple suit with yellow shoes. "characterqualitystyleattitudemindpersonChat with AIVocabulary GamePractice Reading
noun🔗ShareThe ratio, constant for any particular conic section, of the distance of a point from the focus to its distance from the directrix."For an ellipse, the eccentricity is the ratio of the distance from the center to a focus divided by the length of the semi-major axis."mathastronomyChat with AIVocabulary GamePractice Reading
noun🔗ShareThe eccentricity of the conic section (usually an ellipse) defined by the orbit of a given object around a reference object (such as that of a planet around the sun)."The eccentricity of Earth's orbit around the sun is responsible for the changing seasons. "astronomyphysicsmathspaceChat with AIVocabulary GamePractice Reading