planet gear

1. 1.

   an outer gear that revolves about a central sun gear of an epicyclic train

   Synonymsplanetary gearepicyclic gearplanet wheel

   Broadergear

   Part ofepicyclic train

Questions about planet gear

What does planet gear mean?

planet gear means "an outer gear that revolves about a central sun gear of an epicyclic train".

What is another word for planet gear?

Close synonyms include planetary gear, epicyclic gear, planet wheel. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.

Is planet gear a common word?

planet gear is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.