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De - Pt| English Dictionary: Heptagon | by the DICT Development Group |
| 2 results for Heptagon | |
| From WordNet (r) 3.0 (2006) [wn]: | |
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| From Webster's Revised Unabridged Dictionary (1913) [web1913]: | |
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Heptagon \Hep"ta*gon\, n. [Gr. [?] sevencornered; "epta` seven + [?] angle: cf. F. heptagone.] (Geom.) A plane figure consisting of seven sides and having seven angles. | |
