quasar

noun

Definition of quasarnext
as in supernova

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Example Sentences

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.
Recent Examples of quasar These events are called quasars, but when the jets are directed straight down our line of sight, the quasar is classified as a blazar. — Robert Lea, Space.com, 7 Oct. 2026 See All Example Sentences for quasar
Recent Examples of Synonyms for quasar
  1. supernova
  2. pulsar
  3. nova
  4. variable
  5. supergiant
  6. neutron star
  7. supercluster
Noun
  • An asymmetrical supernova would be enough, the scientists found.
    — Robert Lea, Space.com, 14 Oct. 2026
  • IceCube helps scientists gain insights into questions regarding supernova events, galaxy formation, the Big Bang, dark matter and the properties of the neutrino itself.
    — Daniella McCahey, The Conversation, 12 Oct. 2026
Definition of supernova
Noun
  • This revealed that the white dwarf in this binary system is the youngest white dwarf ever seen to be partnered with a millisecond pulsar.
    — Robert Lea, Space.com, 2 Oct. 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
  • 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
Definition of nova
Noun
  • If a critical variable exceeds an allowable limit, the safety function overrides the control system regardless of why the controller made its decision.
    — Gregory Shahnovsky, Forbes.com, 13 Oct. 2026
  • Eighteen months of trade chaos and tariff whiplash have added another variable to the already delicate calculation of what to carry, how much to order, which vendors to back and when to walk away.
    — Jessica Binns, Vogue, 12 Oct. 2026
Definition of variable
Noun
  • The observations show the red supergiant has an atmosphere with a temperature of around 3,680 degrees Fahrenheit (2,030 degrees Celsius), but possesses at least two regions even hotter than this.
    — Robert Lea, Space.com, 25 Aug. 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
  • However, this star doesn't have certain other heavy elements that would be present after a neutron star collision.
    — Robert Lea, Space.com, 14 Oct. 2026
  • Geese did something similar with last year’s Getting Killed, their own neutron star of an album, gobbling up the tangled lineages of rock, punk, and drone music in New York City with the ravenous appetites of kids weaned on the infinite scroll.
    — Walden Green, Pitchfork, 9 Oct. 2026
Definition of neutron star
Noun
  • An enormous supercluster made up from over 20 individual galaxy clusters hiding behind our dusty Milky Way is even larger than astronomers had thought, affecting the motion through space of all the galaxies and galaxy clusters in our corner of the cosmos.
    — Keith Cooper, Space.com, 4 May 2026
  • Venice features a radical redesign with up to 512 threads per package, specifically optimized for the orchestration layers of AI superclusters.
    — Trefis Team, Forbes.com, 22 Apr. 2026
Definition of supercluster

Browse Nearby Words

quartos
quasar
quasars
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Cite this Entry

“Quasar.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/quasar. Accessed 19 Oct. 2026.

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More from Merriam-Webster on quasar

Britannica.com: Encyclopedia article about quasar

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