massive astrophysical compact halo object

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English[edit]

Wikipedia

Etymology[edit]

A back-formation from MACHO, which is used as an acronym for massive compact halo object. Words used to fill in the apparently missing "A" word include astrophysical and astronomical.

Noun[edit]

massive astrophysical compact halo object ‎(plural massive astrophysical compact halo objects)

  1. (astronomy, physics) Alternative form of massive compact halo object

Translations[edit]