Milliardaire

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A billionaire; somebody whose wealth is greater than one milliard (10⁹) dollars, or other currency. rare

    "You can often read in the Sunday papers and magazines, and the speeches of successful men, that it is only by working extra hard without extra pay that a factory hand can show the ambition, energy, and drive that will make him a Managing Director or a milliardaire."

Example

More examples

"You can often read in the Sunday papers and magazines, and the speeches of successful men, that it is only by working extra hard without extra pay that a factory hand can show the ambition, energy, and drive that will make him a Managing Director or a milliardaire."

Etymology

From French milliardaire (“milliardaire, billionaire”). Equivalent to milliard + -aire.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.