Definition of hexagon noun from the Oxford Advanced American Dictionary

 

hexagon

 noun
noun
NAmE//ˈhɛksəˌɡɑn//
 
(geometry)
 
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a flat shape with six straight sides and six angles
NAmE//hɛkˈsæɡənl//
 
adjective
See the Oxford Advanced Learner's Dictionary entry: hexagon