nonagon

n.

九边形；

Nonagon cutting insert
The Primordial Nonagon Theta
Double-sided, nonagon cutting insert
Nonagon quadruple systems: Existence, balance, embeddings
Design of Multi-Beam Nonagon Fractal Array for Satellite Applications
Effect of solar cell processing on the quality of EFG nonagon growth
Drawing the regular heptagon and the regular nonagon by origami (paper folding)
Inteligência Competitiva Tecnológica: O Caso do Parque Tecnológico Nonagon, Açores, Portugal
Searching for optimal polygon - remarks about a general construction and application to heptagon and nonagon
Sistema de Prospecção da Informação em Ambiente Multifacetado: O caso do Parque Tecnológico NONAGON, Açores, Portugal