Words preceded by an asterisk (*) are discussed in Box 24-1.
|
accretion |
Eddington limit |
|
accretion disk |
quasar |
|
active galactic nucleus (AGN) |
radio galaxy |
|
active galaxy |
*Seyfert galaxy |
|
*blazar |
superluminal motion |
|
dead quasar |
supermassive black hole |
|
dead quasar flare |
unified model |