octagon
noun /ˈɒktəɡən/
/ˈɑːktəɡɑːn/
(geometry)- a flat shape with eight straight sides and eight anglesTopics Colours and Shapesc2
enlarge imageWord Originlate 16th cent.: via Latin from Greek octagōnos ‘eight-angled’.
英语词典包含84843条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。
