(mathematics) A fractal curve, a three-dimensional generalization of the Cantor set and Sierpinski carpet, formed by repeated subdivision of a cube, and having infinite surface area and zero volume.

plural of Menger sponge

(mathematics) The three-dimensional extension of the Sierpinski carpet.

plural of Sierpinski sponge

Synonym of honeycomb toffee

plural of glass sponge

plural of barrel sponge

plural of calcareous sponge

plural of coralline sponge

plural of fun sponge