| vertical circle | (n) a great circle on the celestial sphere passing through the zenith and perpendicular to the horizon |
| Scheitelkreis { m } | Scheitelkreise { pl } | vertical circle | vertical circles [Add to Longdo] |
| 鉛直圏 | [えんちょくけん, enchokuken] (n) vertical circle [Add to Longdo] |
| 垂直圏 | [すいちょくけん, suichokuken] (n) vertical circle [Add to Longdo] |