Associations to the word «Epicycle»
Noun
- Ptolemy
- Kepler
- Astronomy
- Astronomer
- Orbit
- Anomaly
- Planet
- Sphere
- Motion
- Cosmology
- Orb
- Circle
- Venus
- Radius
- Aristotle
- Mercury
- Inequality
- Hypothesis
- Moon
- Cycle
- Model
- Earth
- Universe
- Sun
- Theory
- Move
- Path
- Explanation
- Variation
- Mechanism
- Center
- Speed
- Device
- System
- Philosophy
- Heaven
- Showing
- Observation
- Account
- Movement
- Revolution
- Principle
- Body
- Direction
- Centre
- Distance
- Encyclopedia
- Respect
- Save
- Point
- Idea
- Turn
Adjective
Adverb
Wiktionary
EPICYCLE, noun. (astronomy) A small circle whose centre is on the circumference of a larger circle; in Ptolemaic astronomy it was seen as the basis of revolution of the "seven planets", given a fixed central Earth.
EPICYCLE, noun. (mathematics) Any circle whose circumference rolls around that of another circle, thus creating a hypocycloid or epicycloid.
Dictionary definition
EPICYCLE, noun. A circle that rolls around (inside or outside) another circle; generates an epicycloid or hypocycloid.
Wise words
Think twice before you speak, because your words and
influence will plant the seed of either success or failure
in the mind of another.