| castoroides | (n) extinct beavers of the Pleistocene; of eastern and southern United States, Syn. genus Castoroides |
| toroid | (n) the doughnut-shaped object enclosed by a torus |
| toroidal | (adj) of or relating to or shaped like a toroid; doughnut shaped |
| torus | (n) a ring-shaped surface generated by rotating a circle around an axis that does not intersect the circle, Syn. toroid |
| Castoroides | n. a genus of extinct beavers of the Pleistocene; of eastern and southern U.S. |
| セントロイド | [sentoroido] (n) centroid [Add to Longdo] |
| トロイデ | [toroide] (n) Tholoide (ger [Add to Longdo] |
| 鼠カンガルー | [ねずみカンガルー;ネズミカンガルー, nezumi kangaru-; nezumikangaru-] (n) (uk) rat kangaroo (any marsupial of family Potoroidae, inc. bettongs and potoroos) [Add to Longdo] |
| Ringkern { m } | toroidal core [Add to Longdo] |