Synonyms

amassed

American

[uh-mast] / əˈmæst /

adjective

gathered, collected, or accumulated, usually over time or from different sources.

Only one-fifth of the museum’s amassed collection is on display at any given time.
having come together or assembled.

Looking out at the amassed crowd during the memorial service, he spoke about the friend whose life they were honoring.

verb

the simple past tense and past participle of amass.

Other Word Forms

unamassed adjective

Etymology

Origin of amassed

First recorded in 1595–1605; amass ( def. ) + -ed ² ( def. ) for the adjective senses; amass ( def. ) + -ed ¹ ( def. ) for the verb sense

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.

Tech entrepreneur and “Shark Tank” investor Robert Herjavec has amassed a real-estate portfolio from New York to Australia.

From The Wall Street Journal • Apr. 11, 2026

Founded by serial entrepreneurs Jordi Hays and John Coogan in 2024, TBPN, which started with no guests, has since amassed some notable “friends of the show”, as the hosts write on their YouTube page.

From MarketWatch • Apr. 3, 2026

The singles off of her new album have already amassed millions of Spotify streams.

From Los Angeles Times • Apr. 3, 2026

By the time Wayne Gretzky retired from the National Hockey League in 1999 as the greatest player ever, Michael Jordan had amassed six National Basketball Association championships and 10 scoring titles.

From The Wall Street Journal • Mar. 31, 2026

Nightfall came, and forced the hunters to quit—that, and lack of space, for they had amassed as many bottles as the car could contain.

From "In Cold Blood" by Truman Capote

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023