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have been multiplying

  • present perfect progressive
    of multiply.
    multiply
    verb (used with object)
    to make many or manifold; increase the number, quantity, etc., of.

Example Sentences

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See Examples For:

This provides "very little evidence that the yeasts have been multiplying over millennia," he said, adding that he believed they were "relatively recent colonists of the mummy's body".

From Barron's Jun. 3, 2026

Gold, meanwhile, is likely to remain the haven of choice for investors around the world as geopolitical flashpoints have been multiplying.

From The Wall Street Journal Feb. 2, 2026

Though the nationwide number of motels dwindled to an estimated 16,000 by 2012, reclamation projects have been multiplying.

From Los Angeles Times May 15, 2025

But facility needs have been multiplying since Congress last dedicated funding for them in 1996.

From Seattle Times Sep. 3, 2021

So the blows have been multiplying and the wonder thickening for all these years, as Thomas was never a favourite with the public. 

From Anecdotes of the late Samuel Johnson by Henry Morley