invariable planes

A form of invariable plane — The orbital plane passing through a planetary system's barycenter (center of mass) perpendicular to its angular momentum vector.

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Meanings

noun
  1. pluralplural of invariable plane
Cite this entry
APA

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

MLA

“invariable planes.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/invariable%20planes. Accessed November 4, 2026.

Chicago

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

Source: invariable planes on Wiktionary, CC BY-SA 4.0.