(astronomy) A class of extragalactic sources of extremely intense, highly variable electromagnetic radiation which are related to quasars but have a featureless optical spectrum, and display strong optical polarization and a radio spectrum that increases in intensity at shorter wavelengths.
BL Lacertae objects
| Sci-Tech Dictionary: BL Lacertae objects |
(¦bē¦el lə′ser·tē ′äb·jiks)
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 | Quasar (astrophysics) |
| BL Lac |
| Host galaxy |
 | Who is Rose BL? Read answer... |
| What does BL mean? Read answer... |
| What is the smallest object? Read answer... |
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 | Do you have bl? |
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| What are the care requirements of the Red Lacerta? |
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 | Sci-Tech Dictionary. McGraw-Hill Dictionary of Scientific and Technical Terms. Copyright © 2003, 1994, 1989, 1984, 1978, 1976, 1974 by McGraw-Hill Companies, Inc. All rights reserved. Read more |
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