Definition from Wiktionary, the free dictionary
blazar (plural blazars)
- (astronomy) A very compact quasar, associated with a supermassive black hole at the center of an active galaxy.
- (astronomy) An object which is either an optically violent variable quasar or a BL Lac object or which has properties of both.
astronomy: a very compact quasar, associated with a supermassive black hole
an optically violent variable quasar or BL Lac object
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