SINCE 1828
epicycloid
noun
epi·cy·cloid
| \
ˌe-pə-ˈsī-ˌklȯid
\
\
Definition of epicycloid
: a curve traced by a point on a circle that rolls on the outside of a fixed circle
Illustration of epicycloid
epicycloid E, traced by point P, on circle R, rolling on fixed circle F
Other words from epicycloid
epicycloidal
\ˌe-pə-sī-ˈklȯi-dᵊl
\
adjective
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adjective
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