mushroom
noun
any of various fleshy fungi including the toadstools, puffballs, coral fungi, morels, etc.
had mushroomed
-
past perfectof mushroom.past perfect
Used to express a completed action that took place before another specific past action occurred.
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.
By the end of 2023, head count had mushroomed to nearly 13,000.
From The Wall Street Journal ● Mar. 3, 2026
Academics said the fraud had mushroomed during the COVID-19 pandemic, while legislation in the United States and European Union remained unable to combat it.
From Reuters ● Feb. 9, 2022
Within three years, it had mushroomed into a global chain with more than 140 locations in 11 countries.
From Los Angeles Times ● Jan. 21, 2017
Within weeks, the number of “revolutionaries” — approximately 20,000 by the most generous estimate — had mushroomed to some 250,000.
From New York Times ● Aug. 10, 2016
Presently they came to an enormous dust cloud that had mushroomed out over the trees.
From Danger in Deep Space by Louis Glanzman
