# hypocycloid

[hahy-puh-sahy-kloid]

- a curve generated by the motion of a point on the circumference of a circle that rolls internally, without slipping, on a given circle.

## Origin of hypocycloid^{}

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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

## Examples from the Web for hypocycloid

### Historical Examples

#### The curve generated by rolling on the concave side is called a 'hypocycloid'.

The New Gresham EncyclopediaVarious

# hypocycloid

- a curve described by a point on the circumference of a circle as the circle rolls around the inside of a fixed coplanar circleCompare epicycloid, cycloid (def. 4)

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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# hypocycloid

[hī′pō-sī′kloid′]

- The curve described by a point on the circumference of a circle as the circle rolls on the inside of the circumference of a second, fixed circle.

The American Heritage® Science Dictionary
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