Definition

1. Noun:
   • An extremely wealthy individual: A person whose total net worth, including assets and investments minus liabilities, is measured in multiple billions of a currency unit, typically US dollars. This term denotes a wealth tier significantly above that of a standard billionaire.

Usage Examples

• Noun:
  • The tech innovator became a multi-billionaire before the age of 40.
  • Philanthropy by multi-billionaires can have a massive global impact.
  • The list of the world's multi-billionaires is published annually.

Advanced Usage

• The term is often used in economic, business, and social contexts to discuss wealth concentration, influence, and philanthropy.
• It can function attributively as a noun modifier (e.g., , ).

Variants and Related Words

• Billionaire (noun): A person whose wealth is valued at one billion (10^9) units of currency.
• Centibillionaire (noun): A person whose wealth is valued at one hundred billion (10^11) units or more. This is a more specific, less common term.
• Multi-billion (adjective): Denoting an amount or value of several billion (e.g., ). Note: This is a related adjective form, not the target noun.

Synonyms

• Tycoon: A wealthy, powerful person in business or industry.
• Magnate: An influential or wealthy person, especially in a specific industry.
• Plutocrat: A person whose power derives from their wealth.

Notes on Meaning

• The term "multi-billionaire" explicitly indicates a higher order of magnitude of wealth than "billionaire." While a billionaire has a net worth of at least one billion units, a multi-billionaire's wealth is typically understood to be at least two or three billion, often much more.
• It is a compound noun formed from the prefix "multi-" (meaning many) and "billionaire."

Noun

1. a very rich person whose material wealth is valued at many billions of dollars