Where does “demibillionaire” come from?

demibillionaire (English) comes from English billionaire, from English billion, from French billion, from French -illion, from French million, from Middle French million, from Old French millon, from Italian milione.

demibillionaire (English): A person who has a half a billion dollars, pounds or other currency

Definitions

  1. A person who has a half a billion dollars, pounds or other currency

Ancestry of “demibillionaire”, step by step

demibillionaire traces back through two separate lines of ancestry.

via English billionaire

StepLanguageWordMeaning
1EnglishbillionaireSomebody whose wealth is greater than one billion...
2Englishbillioncardinal...
3Frenchbillion10; a long scale billion; a short scale trillion
4French-illionillion
5Frenchmillionmillion, 10
6Middle Frenchmillionmillion, 10
7Old Frenchmillon
8Italianmilionemillion
9Italianmillethousand
10LatinMīllethousand; 1000
11Proto-Italicsmīɣeslīthousand
12Proto-Indo-Europeansmih₂ǵʰéslih₂

via English demi

StepLanguageWordMeaning
1EnglishdemiAlternative spelling of demy; A fifty pence...
2Middle Englishdemihalf, half-sized, partial
3Anglo-Normandemihalf
4Latindīmidiushalf
5Latinmediusmiddle; half; moderate
6Latinlocusplace, spot; a passage of literature; "in the...
7Old Latinstlocus
8Proto-Italicstlokos
9Proto-Indo-Europeanstel-to put, to place; to locate
Every word from Proto-Indo-European smih₂ǵʰéslih₂