Thesaurus results for NOVA

nova

noun

Definition of nova

as in supernova

astronomy a star that suddenly increases greatly in brightness and then within a few months or years becomes less bright again

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Recent Examples of nova Even though novas are exceptionally bright, supernovas are brighter—reaching billions of times brighter than the sun at their peak. — Elizabeth Gamillo, Smithsonian Magazine, 3 July 2025

Recent Examples of Synonyms for nova

Noun

There are a few ways these stars can get kicked up to these speeds, but one is to orbit a star that goes supernova.

— Phil Plait, Scientific American, 14 Aug. 2026
These outflows, scientists say, inject an amount of energy comparable to several billion supernova explosions, driving turbulence through hot gas across distances of roughly 300,000 light-years —far beyond the boundaries of the host galaxy itself.

— Sharmila Kuthunur, Space.com, 13 Aug. 2026

Definition of supernova

Noun

That means the measurements provided by pulsar timing arrays could help determine how abundant heavy black hole seeds were in the early universe.

— Robert Lea, Space.com, 21 Aug. 2026
The pulsar ties back to early research on the phenomenon, which had scientists wondering if their signals were signs of alien life.

— Jared Weiss, New York Times, 31 July 2026

Definition of pulsar

Noun

May's full Blue Moon put on a dazzling display over the weekend, flooding the night sky with moonlight as the red supergiant star Antares glowed nearby.

— Anthony Wood, Space.com, 1 June 2026
Located 7,200 light-years away, Cygnus X-1 features not only a black hole — the first one ever identified more than a half-century ago — but a blue supergiant star, its constant companion.

— Marcia Dunn, Los Angeles Times, 20 Apr. 2026

Definition of supergiant

Noun

Hubble’s images reveal an intricate web of gas and dust spreading outward from the explosion’s center, where a rapidly spinning neutron star remains.

— Kaif Shaikh, Interesting Engineering, 15 Aug. 2026
After the explosion, Betelgeuse A will probably leave behind a superdense neutron star with an incredibly strong magnetic field.

— Phil Plait, Scientific American, 14 Aug. 2026

Definition of neutron star

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nouvelle

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“Nova.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/nova. Accessed 28 Aug. 2026.

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Synonyms of nova

noun

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