5. (Science: geometry) to draw within so as to meet yet not cut the boundaries.
a line is inscribed in a circle, or in a sphere, when its two ends are in the circumference of the circle, or in the surface of the sphere. A triangle is inscribed in another triangle, when the three angles of the former are severally on the three sides of the latter. A circle is inscribed in a polygon, when it touches each side of the polygon. A sphere is inscribed in a polyhedron, when the sphere touches each boundary plane of the polyhedron. The latter figure in each case is circumscribed about the former.
Origin: L. Inscribere. See 1st in-, and scribe.