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hypocycloid Syllabification: hy·po·cy·cloid
Pronunciation: /ˌhīpəˈsīkloid/

Definition of hypocycloid in English:


The curve traced by a point on the circumference of a circle that is rolling on the interior of another circle.
Example sentences
  • It was also investigated by Steiner in 1856 and is sometimes called Steiner's hypocycloid.
  • The present invention relates to a hypocycloid gear assembly used in internal combustion engines.
  • If the describing circle is half the diameter of the pitch circle, the hypocycloid is a radial straight line.


Pronunciation: /ˌhīpəˈsīˌkloidl/
Example sentences
  • Two lateral tomograms of the temporal bone 6 mm apart, acquired with hypocycloidal tomography.
  • The hypocycloidal annulus must have exactly twice as many teeth as the orbiting planet gear.
  • Because of the 2: 1 mechanical advantage of the hypocycloidal drive, 50% less force is required for braking.
Definition of hypocycloid in:
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