meaning of epicycle
1. A circle, whose center moves round in the circumference of a greater circle; or a small circle, whose center, being fixed in the deferent of a planet, is carried along with the deferent, and yet, by its own peculiar motion, carries the body of the planet fastened to it round its proper center.
2. A circle which rolls on the circumference of another circle, either externally or internally.
3. a circle that rolls around inside or outside another circle; generates an epicycloid or hypocycloid
Related Words
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