galactic habitable zone

noun

the zone in a disk galaxy lying within the disk which is neither too far from the core so as to be lacking in heavier elements, nor too close to the core as to experience excessive exposures to supernovae, where intelligent life may develop

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Meanings

noungalactic habitable zone (plural galactic habitable zones)

plural galactic habitable zones

  1. astronomythe zone in a disk galaxy lying within the disk which is neither too far from the core so as to be lacking in heavier elements, nor too close to the core as to experience excessive exposures to supernovae, where intelligent life may develop

Origin

From galactic + habitable zone.

Full word history & related roots →
Cite this entry
APA

galactic habitable zone. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/galactic%20habitable%20zone

MLA

“galactic habitable zone.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/galactic%20habitable%20zone. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “galactic habitable zone,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/galactic%20habitable%20zone.

Source: galactic habitable zone on Wiktionary, CC BY-SA 4.0.