1. the action or process of multiplying by four or becoming four times as large

1. present participle of quadruple; multiplying by four or becoming four times as large

Examples

• The company is quadrupling its production capacity this year.
• Sales have been quadrupling every quarter since the product launch.
• The quadrupling of housing prices has made homeownership difficult.
• They are quadrupling the size of their warehouse to meet demand.
• The rapid quadrupling of the population strained city resources.
• By quadrupling the recipe, we can feed the entire group.
• The quadrupling of energy costs affected every household.