Definition of "quadrupled" []

• Simple past tense and past participle of quadruple. (verb)

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• "At Parker Hannifin Corp., a Cleveland maker of industrial parts, profit more than quadrupled from a year earlier to $222.2 million in the company's fiscal quarter ended June 30."
• "In 2005, the agency offered a new "empirical" definition, but rather than tightening the criteria, the new definition quadrupled the number of people considered to have the disease."
• "Risking a confrontation with the powerful disability lobby, the chancellor said he would have to target the main benefit to disabled people, as costs to the taxpayer of the disability living allowance had "quadrupled" to £11bn a year."