| Answer | Crossword Clue |
|---|---|
| eccentricities | Deviation of a curve or orbit from circularity |
| eccentricity | Deviation of a curve or orbit from circularity |
| variation | A deviation of a celestial body from its mean orbit or motion |
| variations | A deviation of a celestial body from its mean orbit or motion |
| ellipticity | The degree of deviation from circularity (or sphericity) |
| ellipticities | The degree of deviation from circularity (or sphericity) |
