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step change

British  

noun

  1. a significant change, esp an improvement

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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See Examples For:

Sample collection is due to begin this month, with researchers expecting data from thousands of participants to contribute to what they describe as a step change in understanding menstrual health.

From BBC Aug. 26, 2026

"There was this complacency and failure to recognise that there's been a step change in extreme weather, and that this will continue because the globe continues to warm," he told AFP.

From Barron's Aug. 3, 2026

“As AI drives a step change in chip complexity and capital investment, Synopsys is uniquely positioned to benefit from this growth,” Elliott managing partner Jesse Cohn said in a statement shared with Barron’s.

From Barron's Mar. 23, 2026

"I think that's where we're seeing this step change and that emphasis on items that are very desirable, collectable and also increasing in price," Taylor said.

From BBC Jan. 23, 2026

A step change in operating cash flow suggests Coronado can materially bring its debt down over the next 12 months.

From The Wall Street Journal Jan. 20, 2026

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