cissoid
/ˈsɪsɔɪd/
noun
- A curve in geometry, shaped like a pointed oval, formed by a specific mathematical equation.
- The cissoid curve has a cusp at the origin and a vertical asymptote.
- The ancient Greek mathematician Diocles studied the cissoid to solve the problem of doubling the cube.
- In math class, we learned how to draw a cissoid using a compass and straightedge.