white dwarf (Meaning)
Wordnet
white dwarf (n)
a faint star of enormous density
Synonyms & Antonyms of white dwarf
white dwarf Sentence Examples
- The white dwarf, once a brilliant sun, is now a dense, Earth-sized remnant.
- White dwarfs are characterized by their extreme density and faint luminosity.
- The hydrogen-rich envelope of a white dwarf can erupt as a nova, temporarily brightening the star.
- The mass of a white dwarf limits its size to approximately the size of the Earth.
- The core of a white dwarf is composed of carbon and oxygen, which have undergone fusion and cooling.
- White dwarfs are found in binary systems, where they can accrete matter from a companion star.
- The surface temperature of a white dwarf ranges from 5,000 to 100,000 Kelvin, emitting a faint, bluish-white light.
- The fate of a white dwarf ultimately depends on its initial mass and the evolution of its progenitor star.
- In binary systems, the white dwarf can become a magnetically active object known as a polestar.
- White dwarfs play a significant role in the chemical enrichment of the universe by ejecting mass during their final evolutionary stages.
FAQs About the word white dwarf
a faint star of enormous density
supernova, red star, variable star, brown dwarf, binary star, lodestar, red dwarf, nova, fixed star, variable
No antonyms found.
The white dwarf, once a brilliant sun, is now a dense, Earth-sized remnant.
White dwarfs are characterized by their extreme density and faint luminosity.
The hydrogen-rich envelope of a white dwarf can erupt as a nova, temporarily brightening the star.
The mass of a white dwarf limits its size to approximately the size of the Earth.
