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have propagated

  • present perfect
    of propagate.
    propagate
    verb (used with object)
    to cause (an organism) to multiply by any process of natural reproduction from the parent stock.

Example Sentences

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It just happens to be the perfect 21st-century venue for the propagation of scams and urban legends that would have propagated by word of mouth, tabloid, or chain letter in earlier eras.

From Slate Dec. 3, 2014

Family members attending the funerals of these victims are believed to have propagated the virus through Guinea and beyond.

From US News Oct. 1, 2014

Legions of self-help books have propagated the idea that we each have it within us to achieve great things - we just need to be more confident.

From BBC Jan. 4, 2013

He’d withheld what would normally have propagated significant attention.

From Salon Jul. 3, 2012

Some of these plants must have propagated themselves unchanged for half a million of years.

From The Chain of Life in Geological Time A Sketch of the Origin and Succession of Animals and Plants by Sir J. William Dawson