| is basis of.... | 七邊形的 |
| 英文.... | Plane figures having seven angles and seven sides. |
| 七邊形............ | [AS-Academia Sinica] |
| ................. | 國家教育研究院-雙語詞彙、學術名詞暨辭書資訊網 April 22, 2014 |
| ................. | 土耳其語漢語詞典 715 |
| 七角形............ | [AS-Academia Sinica] |
| ................. | 土耳其語漢語詞典 715 |
| heptagons............ | [VP] |
| ................. | Oxford English Dictionary Online (2002-) |
| ................. | Merriam-Webster Dictionary [online] (2008-) |
| ................. | Encyclopedia Britannica Online (2002-) |
| heptagon............ | [VP] |
| ................. | Encyclopedia Britannica Online (2002-) |