noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   a type of undirected graph that can be drawn in the plane in such a way that every bounded face is a quadrilateral and every vertex with three or fewer neighbors is incident to an unbounded face.

Etymology

square + graph

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.