su·per·bil·lion·aire | \ ˌsü-pər-ˌbi(l)-yə-ˈner 
, -ˈbi(l)-yə-ˌner \
, -ˈbi(l)-yə-ˌner \ plural superbillionaires
Definition of superbillionaire
: a person whose wealth amounts to many billions (as of dollars or pounds)
… established the archetype of the shady superbillionaire who buys a soccer team to use as his personal plaything.— Brian Phillips
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Time Traveler for superbillionaire
The first known use of superbillionaire was in 1924
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