略語大辞典 [Astro] 27 MACHO massive compact halo object; a stellar 大質量小型ハロー天体.massive compact halo object; a stellarobject; a dark matter; a huge quantity ofmatter; known from the rate at which a galaxy rotates; [Astro:Phys:Opt:Math]. 丸善「略語大辞典」JLogosID : 11881449