| tuǒ | ellipse |
| 椭 | ellipse |
| 椭圆 | oval ellipse elliptic |
| 椭圆体 | an ellipsoid |
| 椭圆偏振 | elliptical polarization; elliptic polarization |
| 椭圆几何 | elliptic geometry; riemannian geomety; Riemannian geometry |
| 椭圆函数 | (math.) elliptic function |
| 椭圆形 | oval |
| 椭圆形办公室 | Oval office (in the White House) |
| 椭圆形星云 | [Astronomy] elliptical nebula |
| 椭圆形的 | elliptic; oval; oblong; vesical; elliptical; disciform; oval-shaped; ovaloid |
| 椭圆截面 | oval cross section; elliptical cross section |
| 椭圆星云 | elliptical galaxy; elliptical nebula |
| 椭圆曲线 | (math.) elliptic curve |
| 椭圆机 | elliptical machine (exercise) |
| 椭圆柱面 | elliptic cylindrical surface; elliptic cylinder |
| 椭圆率 | ellipticity |
| 椭圆盘 | an oval plate |
| 椭圆积分 | (math.) elliptic integral |
| 椭圆规 | ellipsograph; elliptical compass; oval compasses; elliptic compasses; elliptic trammels; elliptic trammel; trammels |
| 椭圆轨道 | elliptic orbit; elliptical orbit |