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heptangular

[hep-tang-gyuh-ler]
adjective
  1. having seven angles.
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Origin of heptangular

First recorded in 1700–10; hept- + angular
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for heptangular

heptangular

adjective
  1. having seven angles
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012