/ henˈdekəgən; NAmE / noun
( geometry ) a flat shape with eleven straight sides and eleven angles
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WORD ORIGIN
early 18th cent.: from hendeca- eleven + -gon , on the pattern of words such as polygon .
/ henˈdekəgən; NAmE / noun
( geometry ) a flat shape with eleven straight sides and eleven angles
••
WORD ORIGIN
early 18th cent.: from hendeca- eleven + -gon , on the pattern of words such as polygon .
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005