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单词 octagon
释义

WordReference Random House Learner's Dictionary of American English © 2024
oc•ta•gon /ˈɑktəˌgɑn, -gən/USA pronunciation   n. [countable]
  1. Mathematicsa flat, geometrical shape or figure having eight angles and eight sides.
oc•tag•o•nal /ɑkˈtægənəl/USA pronunciation  adj. See -gon-.

WordReference Random House Unabridged Dictionary of American English © 2024
oc•ta•gon  (ok′tə gon′, -gən),USA pronunciation n. 
  1. Mathematicsa polygon having eight angles and eight sides. Also called octangle. 
  • Greek oktágōnon, noun, nominal use of neuter of oktágōnos octangular; see octa-, -gon
  • Latin octagōnon
  • 1650–60

Collins Concise English Dictionary © HarperCollins Publishers::
octagon /ˈɒktəɡən/, (less commonly)octangle n
  1. a polygon having eight sides
Etymology: 17th Century: via Latin from Greek oktagōnos, having eight angles
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更新时间：2025/7/23 18:37:43