MACHO(redirected from machos)
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MACHO(ma -choh) Abbrev. for massive astrophysical compact halo object. See Galaxy.
Collins Dictionary of Astronomy © Market House Books Ltd, 2006
A massive object in the halo of the Milky Way Galaxy, detected by the effects of gravitational lensing; such objects are hypothesized to account for the dark matter in the universe. Derived from massive compact halo object.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.