/ ˌdʒiːəʊˈdesɪk; -ˈdiːsɪk; NAmE ˌdʒiːoʊ-/ adjective
( technical ) relating to the shortest possible line between two points on a curved surface
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WORD ORIGIN
early 19th cent.: from geodesy (from modern Latin geodaesia , from Greek geōdaisia , from gē earth + daiein to divide) + -ic .