Meanings
plural planetary gears
- A system of gears that has a central gear wheel (sun gear) around which others (planet gears) rotate, often within an outer ring.
Meronyms: sun gear, planet gear
Synonyms: epicyclic gear
Synonyms & antonyms
nounA system of gears that has a central gear wheel (sun gear) around which others (planet gears) rotate, often within an outer ring.
More synonyms by meaning
nounan outer gear that revolves about a central sun gear of an epicyclic train
Synonym sets from Open English WordNet, CC BY 4.0.
Translations
Dutch planetair tandwielstelsel, planeetwielmechanisme
- planetair tandwielstelselsystem of gears
- planeetwielmechanismesystem of gears
Finnish planeettapyörästö
- planeettapyörästösystem of gears
French train épicycloïdal, train planétaire
- train épicycloïdalsystem of gears
- train planétairesystem of gears
Polish przekładnia obiegowa
- przekładnia obiegowasystem of gears
Cite this entry
planetary gear. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/planetary%20gear
“planetary gear.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/planetary%20gear. Accessed November 4, 2026.
WatkinsX Dictionary, s.v. “planetary gear,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/planetary%20gear.
Source: planetary gear on Wiktionary, CC BY-SA 4.0.