Etymology

millionaire

M3I1L1L1I1O1N1A1I1R1E1

Today it means: Somebody whose wealth is at least one million (10⁶) currency units (usually understood to exclude holders of hyperinflated currencies). Full definition →

French millionnaire
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The story

  1. French · borrowed frommillionnaire
  2. English todaymillionaire

From French millionnaire. By surface analysis, million + -aire.

Words from the same roots

Frenchmillionnaire all →

-aire

Etymology from Wiktionary, CC BY-SA 4.0.