Definition of epicycloid in English:

epicycloid

Syllabification: ep·i·cy·cloid
Pronunciation: /ˌepiˈsīˌkloid
 
/

noun

Mathematics
  • A curve traced by a point on the circumference of a circle rolling on the exterior of another circle.
    More example sentences
    • He also investigated caustic curves and in particular he studied these associated curves of the parabola, the logarithmic spiral and epicycloids around 1692.
    • The nephroid is the epicycloid formed by a circle of radius a rolling externally on a fixed circle of radius 2a.
    • These are the epicycloid, the epitrochoid, the hypocycloid and the hypotrochoid and they are traced by a point P on a circle of radius b which rolls round a fixed circle of radius a.

Derivatives

epicycloidal

Pronunciation: /-sīˈkloidl/
adjective

More definitions of epicycloid

Definition of epicycloid in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day skosh
Pronunciation: skōSH
noun
a small amount; a little