dual graph
Word Rarity
Rare
Frequency: Zipf frequency 3.85 in modern English
16
Scrabble Score
9
Letters
3
Syllables
8
Unique Chars
Meaning
noun
A graph derived from some plane graph in such a way that the derived graph has a vertex corresponding to each face of the given graph, an edge corresponding to each edge of the given graph that is shared by a pair of distinct faces, and a self-loop for each edge of the given graph that is a border of the same face on both of its sides.