Massive-compact-halo-object Definition

noun

(astronomy, physics) Any kind of astronomical body comprising normal baryonic matter that in sufficient numbers might explain the apparent presence of dark matter in galaxy halos.

Wiktionary

Other Word Forms of Massive-compact-halo-object

Noun

Singular:
massive-compact-halo-object
Plural:
massive-compact-halo-objects

Origin of Massive-compact-halo-object

  • Perhaps coined with the acronym, MACHO, in mind. See also WIMP, which represents a competing hypothesis.

    From Wiktionary

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