Definition/Meaning of unvigintillion

• English - Cardinal numeral: unvigintillion ( US; modern British & Australian , short scale ) 10 66 . ( dated British & Australian , long scale ) 10 126 . Quotations For usage examples of this term , see the citations page . See also Previous : vigintillion: short scale 10 63 , long scale 10 120
• English - Pronunciation: Rhymes: -ɪljən