Math. a curve converging into a pointed tip
Origin of cissoidClassical Greek kissoeid?s, ivylike from kissos, ivy + eidos, -oid
designating the angle formed by the concave sides of two intersecting curves
- (geometry) Any of a family of curves defined as the locus of a point, P, on a line from a given fixed point and intersecting two given curves, C1 and C2, where the distance along the line from C1 to P remains constant and equal to the distance from P to C2.
- The cissoid of a circle and a line is a conchoid
Ancient Greek, meaning "ivy-like".