sharpen
verb (used with or without object)
has been sharpening
-
present perfect progressiveof sharpen (3rd person singular).present perfect progressive
Used to describe an action that began in the past, has continued continuously, and is still in progress.
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.
The results come at a pivotal time for Alibaba, which has been sharpening its focus on AI.
From The Wall Street Journal ● Aug. 20, 2026
The European Union has been sharpening its scrutiny of the world’s largest technology companies.
From New York Times ● Jul. 14, 2022
Kellogg has been sharpening its focus on snacks for years.
From Washington Times ● Jun. 21, 2022
By committing to the art, the performance scene’s political radar has been sharpening for years.
From Washington Post ● Jun. 29, 2017
He has been sharpening it for my benefit for the last month.
From The Skylark of Space by E. E. (Edward Elmer) Smith
