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quasi-stellar object:see quasarquasar
, one of a class of blue celestial objects having the appearance of stars when viewed through a telescope and currently believed to be the most distant and most luminous objects in the universe; the name is shortened from quasi-stellar radio source (QSR).
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quasi-stellar object(QSO) See quasar.
Collins Dictionary of Astronomy © Market House Books Ltd, 2006
quasi-stellar object[¦kwä·zē ′stel·ər ′äb·jekt]
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.