polygon

n (geometry 几) figure with many (usu five or more) straight sides 多边形, 多角形（通常指至少有五个直边）.

pollster, pollutant, pollute, pollution, pollyanna, polo, polo neck, polonaise, poltergeist, poly, poly-, polyandrous, polyandry, polyanthus, polyester, polyethylene, polygamist, polygamous, polygamy, polyglot, polygonal, polyhedron, polymath, polymer, polymorphous, Polynesian, polyp, polyphonic, polyphony, polypous, polystyrene, polysyllabic, polysyllable, polytechnic, polytheism, polytheistic, polythene, polyunsaturated, polyurethane, pom,