(mathematics) The proven conjecture that a regular hexagonal grid, or honeycomb, is the best way to divide a surface into regions of equal area with the smallest total perimeter.

(medicine, archaic) favus

A sugary toffee with a light, rigid, spongy texture, made with baking soda so that carbon dioxide is trapped in the viscous mixture.

plural of honeycomb stomach

plural of honeycomb pleat

A narrow, rolled pleat used as a foundation for smocking.

Resembling a honeycomb.