billionairess

noun

bil·​lion·​air·​ess ¦bi(l)-yə-¦ner-əs 

plural billionairesses

: a woman whose wealth is estimated at a billion or more dollars, pounds, or other monetary units

Otto, by the way, had moved on from Buddhism to super-capitalism, had married a billionairess fifteen years his senior and was now a prominent figure both in Hollywood and on the Eurotrash party circuit.

—Salman Rushdie, The Ground Beneath Her Feet, 2000

Word History

First Known Use

1881, in the meaning defined above

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

1. Expanded definitions
2. Detailed etymologies
3. Advanced search tools
4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now