Definitions

1. adjective

relating to or resembling an epicycle, especially in astronomy or engineering

“The epicyclic gear system in the car’s transmission ensured smooth and efficient power transfer.”

2. noun

an epicycle, especially in astronomy or engineering

“The epicyclic motion of the planet was accurately calculated by the astronomer.”

3. adjective

having or involving circular motion

“The epicyclic motion of the pendulum created a fascinating display of physics in action.”