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  1. Oxford American Dictionary

    white dwarf

    • IPA[ˌ(h)wīt ˈdwôrf]

    美式

    • n.
      a small very dense star that is typically the size of a planet. A white dwarf is formed when a low-mass star has exhausted all its central nuclear fuel and lost its outer layers as a planetary nebula.

    • noun: white dwarf, plural noun: white dwarfs

    • 更多解釋

    white dwarf

    英式

    • n.
      a small very dense star that is typically the size of a planet. A white dwarf is formed when a ...

    Oxford Dictionary