the GNU version of the Collaborative International Dictionary of English
adj. Pertaining to, resembling, or having the motion of, an epicycle.
The Century Dictionary and Cyclopedia
Of or pertaining to an epicycle.
n. A curve which is the path of a point, P describing uniformly a circular orbit relatively to a point Q which itself has a uniform circular motion about O.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. of or relating to an epicycle
Word Usage
"The first patent for a compact epicyclic hub gear was granted in 1895 to the American machinist Seward Thomas Johnson of Noblesville, Indiana, U.S.A."