Home › Words › S › sunbitternsunbittern/ˈsʌn.bɪtən/sunbittern means any member of species Eurypyga helias of birds found in the New World tropics, the sole member of the family Eurypygidae.Among words judged in Lexicurio's Arena, sunbittern ranks #3,412 of 42,747 for Qualifying.sunbittern is pronounced /ˈsʌn.bɪtən/.EtymologyFrom sun + bittern.nounAny member of species Eurypyga helias of birds found in the New World tropics, the sole member of the family Eurypygidae.Definitions & examples from Wiktionary (CC BY-SA 3.0).