HEPTAGONAL
\hɛptˈaɡənə͡l], \hɛptˈaɡənəl], \h_ɛ_p_t_ˈa_ɡ_ə_n_əl]\
Definitions of HEPTAGONAL
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2010
- New Age Dictionary Database
By Oddity Software
1913
- Webster's Revised Unabridged Dictionary
By Noah Webster.
1790
- A Complete Dictionary of the English Language
By Thomas Sheridan
