Structure formed by diffuse material in orbital motion around a massive central body.
Synonyms
Examples for "accretion disc "
Examples for "accretion disc "
1 The star was too old for the rings to be categorized as any kind of accretion disc .
1 And there's as yet no sign of an accretion disk of plasma, dust, gas -or even orbiting stars.
2 All of the radiation and energized particulate matter it was blowing outward fell back and became part of the accretion disk .
3 Earth orbits a mere twenty million kilometers from its necrosun in this epoch, and the fires of the accretion disk are banked.
4 But not Old Earth, of course, merely the pulsing accretion disk and globular cloud of debris which had once been Old Earth.
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Translations for accretion disk