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white dwarf

noun

Definition of white dwarfnext
as in neutron star

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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 white dwarf However, some stars collapse to form a white dwarf composed of oxygen, neon and magnesium. — Robert Lea, Space.com, 16 Sep. 2026 The white dwarf emits radiation and produces a giant gas bubble—the lion’s face—that destroys dust in its path. — Mary Randolph, Scientific American, 12 Aug. 2026 See All Example Sentences for white dwarf
Recent Examples of Synonyms for white dwarf
  1. neutron star
  2. binary star
  3. red star
  4. variable star
  5. variable
  6. red dwarf
  7. brown dwarf
  8. red giant
Noun
  • Scientists have long suspected there is indeed a pathway for a white dwarf to become a neutron star.
    — Robert Lea, Space.com, 16 Sep. 2026
  • 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
Definition of neutron star
Noun
  • The twinkling point of light to the moon's upper left is the binary star system Alpha Virginis, also known as Spica, which shines as the brightest point in the constellation Virgo.
    — Anthony Wood, Space.com, 4 Aug. 2026
  • The study has major implications for studying binary star systems as well.
    — Damien Pine, Scientific American, 21 July 2026
Definition of binary star
Noun
  • The Hollywood Historic Trust shared a photo of restoration progress on its social media, showing a blank red star set in an otherwise empty square.
    — Noe Padilla, USA Today, 2 Sep. 2026
  • The Soviet Union was an archetypal fragile superpower, its red star burning bright before its dramatic final implosion.
    — Ben Bland, semafor.com, 1 Sep. 2026
Definition of red star
Noun
  • This variable star is also located 250 light-years from Earth, but is sadly lost from view in the glare of the sun during the summer months.
    — Anthony Wood, Space.com, 29 June 2026
  • Mroz counters, however, that none of those cases are actual microlensing events and instead the mere fluctuations of ordinary variable stars.
    — Jonathan O'Callaghan, Scientific American, 4 June 2026
Definition of variable star
Noun
  • When an upper bound on a variable equals a lower bound on the same variable, no doubt remains about its true value.
    — Jack Murtagh, Scientific American, 17 Sep. 2026
  • That development is the variable that will push and pull the USMNT pool in different directions.
    — Henry Bushnell, New York Times, 15 Sep. 2026
Definition of variable
Noun
  • While no exoplanet has been definitively proven to have a global ocean, there are candidates like TOI-1452 b — a super-Earth orbiting a red dwarf star — that could contain a much larger proportion of water than Earth.
    — Alix Freckelton, Space.com, 8 Sep. 2026
  • Its host star is a dim bulb of a red dwarf about 49 light-years from our sun.
    — Phil Plait, Scientific American, 21 Aug. 2026
Definition of red dwarf
Noun
  • Such are the strange semantic questions raised by studies of CD-35 2722 B, a brown dwarf with about 30 times the mass of Jupiter that’s orbiting a small star that is some 73 light-years from Earth in the system CD-35 2722.
    — Adam Kovac, Scientific American, 22 July 2026
  • Instead Hoy and his colleagues used the radial velocity method to look for wobbles in the brown dwarf.
    — Jeffrey Kluger, Time, 22 July 2026
Definition of brown dwarf
Noun
  • The 25-light-year-wide bubble is formed from stellar material cast off by WR 136 during its transformation into a red giant star, according to NASA.
    — Anthony Wood, Space.com, 8 Sep. 2026
  • It’s considered a red giant star, nearing the end of its stellar life.
    — Mike Lynch, Twin Cities, 5 July 2026
Definition of red giant

Browse Nearby Words

whited
white dwarf
white dwarfs
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Cite this Entry

“White dwarf.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/white%20dwarf. Accessed 23 Sep. 2026.

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