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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
This speed suggests that the system’s star might be a hypervelocity star, an example of a rare class of stellar objects that have been sped up by past encounters with other stars—or even a gravitational slingshot from the supermassive black hole at the center of our galaxy. Jonathan O'Callaghan, Scientific American, 30 Oct. 2024 First theorized in 1916 by Albert Einstein, gravitational waves are ripples in the fabric of space-time created during some of the universe's most powerful events, including the merging or collision of supermassive black holes. Eric Lagatta, USA TODAY, 26 Oct. 2024 These particles could drag on the supermassive black holes enough to drop them within a parsec of each other. Quanta Magazine, 23 Oct. 2024 Some supermassive black holes do come with copious X-rays. Rebecca Boyle, Quanta Magazine, 9 Oct. 2024 See all Example Sentences for supermassive 

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 29 Nov. 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!