'geodesic dome' definitions:

Definition of 'geodesic dome'

(from WordNet)
noun
A lightweight dome constructed of interlocking polygons; invented by R. Buckminster Fuller

Definition of 'geodesic dome'

From: GCIDE
  • geodesic dome \ge`o*des"ic dome\, n. A domelike structure invented by R. Buckminster Fuller, in which straight structural parts are connected to form interlocking polygons, affording great strength and rigidity combined with light weight. The typical form has the outlines of the top half of an icosahedron, with the triangular spaces filled with structural members forming triangles, hexagons, and squares. [PJC]