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
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The historic observation was made with the Event Horizon Telescope (EHT), and revealed magnetic field similarities with those surrounding the supermassive black hole at the heart of the galaxy M87. Josh Dinner, Space.com, 24 Dec. 2024 While such stellar pairs are common in the observable universe, areas near supermassive black holes have long been thought to have gravity too intense for stellar systems to be stable. Eric Lagatta, USA TODAY, 18 Dec. 2024 Binary stars have been observed elsewhere in the universe as a common occurrence, but never in the vicinity of a supermassive black hole. Jack Knudson, Discover Magazine, 17 Dec. 2024 Planet-Spotting The detection of D9 — the first binary star system close to a supermassive black hole — suggests that planets may be close to our galaxy's black hole. Jamie Carter, Forbes, 17 Dec. 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 4 Jan. 2025.

Last Updated: - Updated example sentences
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