- a polygon having nine sides
Also called: enneagon
nonagonal /nɒnˈæɡənəl/ adj
单词 | nonagon |
释义 | WordReference Random House Unabridged Dictionary of American English © 2024 non•a•gon (non′ə gon′),USA pronunciation n.
Collins Concise English Dictionary © HarperCollins Publishers:: nonagon /ˈnɒnəˌɡɒn/ n
nonagonal /nɒnˈæɡənəl/ adj |
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