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has proliferated
  • present perfect of proliferate (3rd person singular).

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Since the landmark Supreme Court decision in 2018 that allowed states to decide whether to allow sports wagering, this type of gambling has proliferated.

From MarketWatch • Apr. 17, 2026

“It has proliferated to a point where now it’s a negative signal instead of a positive,” said Alessio.

From The Wall Street Journal • Nov. 13, 2025

Its production has proliferated in Syria amid an economy broken by war, sanctions and the mass displacement of Syrians abroad.

From BBC • Dec. 21, 2024

UMG said it will continue to work with Meta on addressing this content, which has proliferated on social media sites.

From Los Angeles Times • Aug. 12, 2024

At the edges the epithelium has proliferated and is covering over the newly formed granulation tissue.

From Manual of Surgery Volume First: General Surgery. Sixth Edition. by Thomson, Alexis