- present perfect progressive of amass (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.
This might not make you feel any better, but China has been amassing data about Americans long before TikTok.
From Washington Post • Feb. 3, 2023
Aspergillus has been amassing resistance to the antifungal group most useful for treating it, known as the azoles, because it is exposed to them so persistently.
From Scientific American • May 18, 2021
Metakovan is the founder of the world’s largest NFT fund, Metapurse, and has been amassing an almost $120 million collection of tokenized art over the last several years.
From Slate • Mar. 12, 2021
It has been amassing approvals as a standalone therapy and in combination with other drugs to treat several forms of cancers, and has become the leader in both new patient starts and total patient volume.
From Reuters • Oct. 25, 2018
Rick Pray has been amassing the items for nearly 20 years and has many rare and one-of-a-kind items.
From Washington Times • Oct. 26, 2015