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has been percolating
  • present perfect progressive of percolate (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.

Discussion about the need for a tradeable market for computing power has been percolating on Wall Street for months.

From MarketWatch • May 12, 2026

Conjecture about ChatGPT’s apparent addiction to the em dash has been percolating online for months.

From Salon • Jun. 11, 2025

Dread of the school drop-off line has been percolating for years.

From Slate • Sep. 3, 2024

Within that, a Native American scene has been percolating with such projects as the California label Night of the Palemoon and bands like Pan-Amerikan Native Front, Ends Embrace and Ixachitlan.

From New York Times • Jul. 5, 2023

This is the Cadiz water project, which has been percolating along since the turn of the century.

From Los Angeles Times • Dec. 6, 2021