planetary gear trains

A form of planetary gear train — An assembly of meshed gears consisting of a central (sun) gear, a coaxial internal gear-wheel and one or more intermediate pinions supported on a revolving carrier.

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Meanings

noun
  1. pluralplural of planetary gear train
Cite this entry
APA

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

MLA

“planetary gear trains.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/planetary%20gear%20trains. Accessed November 5, 2026.

Chicago

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

Source: planetary gear trains on Wiktionary, CC BY-SA 4.0.