[lem-nis-kit, lem-nis-keyt, -kit] /lɛmˈnɪs kɪt, ˈlɛm nɪsˌkeɪt, -kɪt/

noun, Analytic Geometry.
a plane curve generated by the locus of the point at which a variable tangent to a rectangular hyperbola intersects a perpendicular from the center to the tangent. Equation: r 2 = 2 a 2 cosθ.
a closed plane curve consisting of two symmetrical loops meeting at a node. Equation: (x² + y²)² = a²(x² – y²), where a is the greatest distance from the curve to the origin. The symbol for infinity (∞) is an example


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