A plane figure with seven angles and seven straight sides; a heptagon. Also: an object of heptagonal form or cross-section. Now rare.
| 单词 | θ115947 |
| 释义 | the world > relative properties > number > geometry > shape or figure > [noun] > two-dimensional > heptagon (3) septangle1551 A plane figure with seven angles and seven straight sides; a heptagon. Also: an object of heptagonal form or cross-section. Now rare. heptagon1570 Geometry. A plane figure having seven angles and seven sides. septagon1616 A plane figure with seven angles and seven straight sides; a heptagon. Also: a building or object of heptagonal form or cross-section. Now somewhat… |
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