Definitions
A very bright, distant galactic object powered by a massive black hole.
Word origin
Blend of quasi- + stellar, from quasi-stellar radio source. Coined by American astrophysicist Hong-Yee Chiu in 1964 in an article in Physics Today. By surface analysis, quasi- + -ar.
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer2 curated clues
01“Distant bright core”6 letters
02“Bright space source”6 letters
Not quite right?
"Search similar patterns."
Q_____