| Answer | Crossword Clue |
|---|---|
| ELLIPSE | Certain conic section |
| PARABOLA | Certain conic section, in math |
| ELLIPSE | Conic section |
| PARABOLA | Conic section. |
| SYMMETRY | Conic-section characteristic |
| ARC | Conic section section |
| HYPEROLA | Type of conic section |
| conoid | geometrical solid formed by the revolution of a conic section about one of its axes |
| conoidal | geometrical solid formed by the revolution of a conic section about one of its axes |
| conoids | geometrical solid formed by the revolution of a conic section about one of its axes |
| polars | The straight line joining the two points at which tangents from a fixed point touch a conic section |
