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M star: Meaning and Definition of

M star

Pronunciation: [key]
  1. a relatively cool, red star, as Antares or Betelgeuse, having a surface temperature of less than 3600 K and an absorption spectrum dominated by molecular bands, esp. titanium oxide. Cf.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
MST MSTS
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