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AGN

American  

abbreviation

  1. Astronomy. active galactic nucleus.


AGN British  

abbreviation

  1. active galactic nucleus See active galaxy

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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See Examples For:

Amandi has not been contactable to comment on the allegations and the AGN remains anxious to confirm his whereabouts.

From BBC Apr. 24, 2026

Dutch insurer and asset manager Aegon AGN -7.64%decrease; red down pointing triangle plans to relocate its business to the U.S. and rebrand as Transamerica Inc., a move aimed at accelerating growth in the region.

From The Wall Street Journal Dec. 10, 2025

"The AGN has endorsed Ethiopia," Richard Muyungi, the group's chair told AFP.

From Barron's Nov. 11, 2025

Most of the roughly 100 known TDEs have not occurred within AGN systems, which are already surrounded by dense, swirling disks of material feeding the central black hole.

From Science Daily Nov. 7, 2025

And could a galaxy have more than one AGN phase?

From Science Magazine Jun. 17, 2024

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