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单词 quasi-stellar object
释义

WordReference Random House Unabridged Dictionary of American English © 2024
quasi-stellar object  (kwāzī stelər, kwāsī-, kwäsē-, -zē-),USA pronunciation 
  1. Astronomyquasar. Abbr.: QSO
  • 1960–65

Collins Concise English Dictionary © HarperCollins Publishers::
quasi-stellar object n
  1. a member of any of several classes of astronomical bodies, including quasars (strong radio sources) and quasi-stellar galaxies (no traceable radio emission), both of which have exceptionally large red shifts
    Abbreviation: QSO
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