Home › Words › S › semihexagonsemihexagonsemihexagon · noun — A half-hexagon.Definition from Wiktionary (CC BY-SA 3.0).Among words judged in Lexicurio's Arena, semihexagon ranks #32,991 of 43,042 for Qualifying.EtymologyFrom semi- + hexagon.nounA half-hexagon.Definitions & examples from Wiktionary (CC BY-SA 3.0).