Word.ws English Dictionary

active galactic nucleus

active galactic nucleus noun: a compact region at the center of a galaxy that has a much higher than normal luminosity over at least some portion of the (measurable) electromagnetic spectrum.

Noun

active galactic nucleus (plural active galactic nuclei)

  1. A compact region at the center of a galaxy that has a much higher than normal luminosity over at least some portion of the (measurable) electromagnetic spectrum.
    Synonyms:
    AGN

Synonyms of active galactic nucleus

Forms of active galactic nucleus

pluralactive galactic nuclei

Words formed from active galactic nucleus

Questions about active galactic nucleus

What does active galactic nucleus mean?
Active galactic nucleus means a compact region at the center of a galaxy that has a much higher than normal luminosity over at least some portion of the (measurable) electromagnetic spectrum.
What part of speech is active galactic nucleus?
Active galactic nucleus is a noun.
What is the plural of active galactic nucleus?
The plural of active galactic nucleus is active galactic nuclei.

Words near active galactic nucleus in the dictionary

  1. active fault
  2. active faults
  3. active front
  4. active fronts
  5. active galactic nuclei
  6. active galactic nucleus
  7. active galaxies
  8. active galaxy
  9. active gravitational mass
  10. active gravitational masses
  11. active ingredient

Source and license

Adapted from Wiktionary: active galactic nucleus (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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