henagon
noun/ˈhɛnəɡɒn/ · /ˈhɛnəɡən/
Etymology From Ancient Greek: εἷς (heîs, “one”, accusative héna) + -gon.
1
A polygon having one edge and one angle.
- Synonyms
- monogon
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.