curvature correction

curvature correction

[′kər·və·chər kə′rek·shən] (astronomy) A correction applied to the mean of a series of observations on a star or planet to take account of the divergence of the apparent path of the star or planet from a straight line. (geodesy) The correction applied in some geodetic work to take account of the divergence of the surface of the earth (spheroid) from a plane.