supermassive

adjective

su·​per·​mas·​sive ˌsü-pər-ˈma-siv How to pronounce supermassive (audio)
: having a very large mass : extremely or extraordinarily massive
a supermassive black hole

Examples of supermassive in a Sentence

Recent Examples on the Web For example, Chandra can peer into the hearts of high-redshift galaxies seen by Webb, learning more about the supermassive black holes at their centers. Briley Lewis, Popular Science, 25 Apr. 2024 In November, a novel approach developed years ago by Priyamvada Natarajan brought us closer to understanding a basic mystery in astronomy: How do the supermassive black holes that lurk at the centers of most galaxies form? Shep Doeleman, TIME, 17 Apr. 2024 Unlike stellar-mass black holes, supermassive black holes like Sagittarius A* can grow by eating smaller objects such as gas, stars, planets and even other black holes. USA TODAY, 16 Apr. 2024 By contrast, supermassive black hole Sagittarius A*, parked at the galactic core, is vastly larger, with about 4 million times the mass of the Sun. George Dvorsky / Gizmodo, Quartz, 16 Apr. 2024 That includes the evolution of supermassive black holes, the life cycle of stars, and what exoplanets – worlds beyond our solar system– are made of. Discover Magazine, 11 Apr. 2024 However, instead of Central Park, the main attraction of the Milky Way is a supermassive black hole known as Sagittarius A*. Briley Lewis, Popular Science, 10 Apr. 2024 In 2020, the astrophysicist Andrea Ghez, of the University of California, Los Angeles, and a colleague received a Nobel for having tracked the path of objects near the center of our galaxy in sufficient detail to indicate that there must be a supermassive black hole there. Rivka Galchen, The New Yorker, 30 Mar. 2024 The first image of the supermassive black hole was released two years ago, showing glowing gas around a dark center — and lacking the detail of the new image. Bill Chappell, NPR, 28 Mar. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'supermassive.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1937, in the meaning defined above

Time Traveler
The first known use of supermassive was in 1937

Dictionary Entries Near supermassive

Cite this Entry

“Supermassive.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/supermassive. Accessed 3 May. 2024.

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!