| ̷ ̷(ˌ) ̷ ̷ at anti- I+|klastik adjective
Etymology: anti- (I) + Greek klastos (from klan to break) + English -ic
: 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