Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
planet wheel | Yes | No | No | No |
epicyclic train | Yes | No | No | No |
planet wheel (noun) | epicyclic train (noun) |
---|---|
an outer gear that revolves about a central sun gear of an epicyclic train | a system of epicyclic gears in which at least one wheel axis itself revolves about another fixed axis |