A flat surface. Now superseded by senses of plane, n.3 Geometry. = plane, n.3 1. Obsolete.
单词 | θ115824 |
释义 | the world > relative properties > number > geometry > surface > [noun] > plane (11) plaina1398 A flat surface. Now superseded by senses of plane, n.3 Geometry. = plane, n.3 1. Obsolete. plane1604 A flat geometrical surface which has the property that every straight line joining any two points of the surface lies wholly in the surface, the… plan1714 Geometry. = plane, n.3 1a. Obsolete. primitive plane1798 (a) a plane of reference for an object, esp. one situated in the object itself; (b) a plane on which the surface of a sphere is projected; esp. one… homaloid1850 A homaloidal or flat (Euclidean) space of any number of dimensions. biplane1870 Mathematics. Each of the pair of planes tangential to a surface at a binode. Subcategories:— being planar or coplanar (2) — tiling of (2) — having number of (1) |
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