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anticlastic

adjective
an·​ti·​clas·​tic

Definition of anticlastic

: having opposite curvatures at a given point specifically : curved convexly along a longitudinal plane section and concavely along the perpendicular section —used of a surface —opposed to synclastic

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History and Etymology for anticlastic

anti- entry 1 + Greek klastos (from klan to break) + English -ic

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