Definition of "staggeringly" [stag•ger•ing•ly]

• To a breathtaking degree. (adverb)
• In a staggering way; with a stagger (adverb)

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• "The disclosure led to calls for new measures to reduce what the authors called "staggeringly high" levels of smoking among pregnant women."
• "While a recent study by a Beijing hospital found 14 percent of China's national divers had damaged retinas because of heavy training, a percentage doctors describe as staggeringly high."
• "He landed the gig after getting to know Danny John Jules, more widely known as the staggeringly shallow Cat in the surreal space sitcom."