high-mass x-ray binary


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high-mass x-ray binary

[¦hī‚mas ¦eks‚rā′bī‚ner·ē]
(astronomy)
A binary system consisting of a massive (greater than 5 solar masses), early-type star and a neutron star or black hole that accretes material through a stellar wind or Roche-lobe overflow, resulting in the emission of hard x-rays. Abbreviated HMXRB.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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