- Spherical ungula
- Ungula Un"gu*la, n.; pl. {Ungul[ae]}. [L., a claw, hoof, from
unguis a nail, claw, hoof.]
1. A hoof, claw, or talon.
[1913 Webster]
2. (Geom.) A section or part of a cylinder, cone, or other solid of revolution, cut off by a plane oblique to the base; -- so called from its resemblance to the hoof of a horse. [1913 Webster]
3. (Bot.) Same as {Unguis}, 3. [1913 Webster]
{Spherical ungula} (Geom.), a part of a sphere bounded by two planes intersecting in a diameter and by a line of the surface of the sphere. [1913 Webster]
The Collaborative International Dictionary of English. 2000.