Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A relatively small, relatively cool halo

Etymologies

mini- +‎ halo (Wiktionary)

Examples

  • When they first identified a dark matter minihalo that contained a cooling, gravitationally collapsing gas region, they "re-zoomed" the calculation and focused on that region alone.

    Ars Technica

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