curvature correction [`kǝr·vǝ·chǝr kǝ`rek·shǝn] 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. |