- present perfect progressive of prevent (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.
It has been preventing any significant shift in the position of the jet stream, and limiting the chance of more settled, drier conditions.
From BBC • Feb. 5, 2026
One recent focus for Roberts has been preventing agencies from increasing the cost of public records.
From Seattle Times • Mar. 10, 2023
The need for cautious communication Dr. Chukwu told me, and has said publicly elsewhere, that one challenge in Nigeria has been preventing stigmatization of anyone under surveillance as well as Ebola survivors.
From Forbes • Sep. 23, 2014
Though American diplomats are actively encouraging reconciliation talks, the overriding U.S. focus has been preventing Libya from becoming a haven for al-Qaeda or Islamic State terrorist networks.
From Washington Post
Next day he issued $1,700,000 worth of tax anticipation warrants, the hackneyed method by which Chicago has been preventing the wolf from coming all the way through its civic door since 1928.
From Time Magazine Archive
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