Home › Words › O › oxyhexasteroxyhexaster/ˌɒksɪhɛkˈsastə/oxyhexaster means a hexaster whose rays end in sharp points.Among words judged in Lexicurio's Arena, oxyhexaster ranks #42,646 of 42,749 for Qualifying.oxyhexaster is pronounced /ˌɒksɪhɛkˈsastə/.EtymologyFrom oxy- + hexaster.nouna hexaster whose rays end in sharp pointsDefinitions & examples from Wiktionary (CC BY-SA 3.0).