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Meaning of mini-hole in English:

mini-hole

Pronunciation /ˈmɪnɪhəʊl/

noun

  • 1Astronomy
    = mini-black hole .

  • 2Meteorology
    A highly localized region of temporary ozone depletion in the upper atmosphere.

Origin

1970s; earliest use found in Scientific American. From mini- + hole, after black hole.