Italian Alternative forms bisavo Etymology From bis- + avolo (“ancestor”). Pronunciation IPA(key): /biˈza.vo.lo/ Rhymes: -avolo Hyphenation: bi‧sà‧vo‧lo Noun bisavolo m (plural bisavoli, feminine bisavola) great-grandfather Synonym: bisnonno (in the plural) forefathers Related terms trisavolo Wikiwand - on Seamless Wikipedia browsing. On steroids.