¹ Source: wiktionary.com
Definition of Heptagons
1. heptagon [n] - See also: heptagon
Lexicographical Neighbors of Heptagons
Literary usage of Heptagons
Below you will find example usage of this term as found in modern and/or classical literature:
1. Elements of Geometry: With Notes by John Radford Young (1827)
"... those of seven sides heptagons, those of eight octagons, and so on. POLYGONS carry
particular names according to the number of their sides, ..."
2. Bulletin by Geological Society of America (1896)
"The arrangement of details is entirely normal except that two heptagons, ...
5 and 7, are on the wrong side, and one of these heptagons is too far to the ..."
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