primary planet

noun

A planet; a natural satellite of a sun.

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Meanings

nounprimary planet (plural primary planets)

plural primary planets

  1. archaicobsoleteastronomyA planet; a natural satellite of a sun.

Origin

From primary + planet from being the planet of a star.

Full word history & related roots →
Cite this entry
APA

primary planet. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/primary%20planet

MLA

“primary planet.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/primary%20planet. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “primary planet,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/primary%20planet.

Source: primary planet on Wiktionary, CC BY-SA 4.0.