Seyfert galaxy

noun

A kind of galaxy having quasar-like nuclei.

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Meanings

nounSeyfert galaxy (plural Seyfert galaxies)

plural Seyfert galaxies

  1. astronomyA kind of galaxy having quasar-like nuclei.

Origin

Named after Carl Seyfert, who first described this class in 1943.

Full word history & related roots →
Cite this entry
APA

Seyfert galaxy. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/Seyfert%20galaxy

MLA

“Seyfert galaxy.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Seyfert%20galaxy. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “Seyfert galaxy,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/Seyfert%20galaxy.

Source: Seyfert galaxy on Wiktionary, CC BY-SA 4.0.