quasar
/ˈkweɪzɑːr/
noun
- A very bright, distant object in space that gives off huge amounts of energy, thought to be the center of an early galaxy.
- Using a powerful telescope, the students observed the faint glow of a distant quasar.
- Astronomers discovered a new quasar billions of light-years away.
- The light from a quasar can outshine an entire galaxy.