prolate
/ˈprəʊleɪt/adjective
- Geometry (of a spheroid) lengthened in the direction of a polar diameter【几何】（球体）长球形的, 扁长的, 长椭圆形的。常与OBLATE2 相对。
词源
late 17th cent.: from Latin prolatus 'carried forward'，past participle of proferre 'prolong'，from pro- 'forward'+ferre 'carry'.