eccentricity
[Euclidean geometry] A measure of how much an ellipse deviates from a circle, expressed as the ratio of the distance […]
GIS Dictionary
ecliptic
1 [astronomy] The great circle formed by the intersection of the plane of the earth’s orbit around the sun (or
ecological fallacy
[statistics] The assumption that an individual from a specific group or area will exhibit a trait that is predominant in
economic geography
[geography] The field of geography concerning the distribution and variation of economic factors by location, including how economic factors interact