hypocycloid

[ hahy-puh-sahy-kloid ]
/ ˌhaɪ pəˈsaɪ klɔɪd /
|

noun Geometry.

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

Nearby words

  1. hypocrite,
  2. hypocritic,
  3. hypocritical,
  4. hypocrystalline,
  5. hypocupremia,
  6. hypocythemia,
  7. hypodactyly,
  8. hypoderm,
  9. hypoderma,
  10. hypodermatosis

Origin of hypocycloid

First recorded in 1835–45; hypo- + cycloid

Related formshy·po·cy·cloi·dal, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for hypocycloid



British Dictionary definitions for hypocycloid

hypocycloid

/ (ˌhaɪpəˈsaɪklɔɪd) /

noun

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)
Derived Formshypocycloidal, adjective

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Science definitions for hypocycloid

hypocycloid

[ hī′pō-sīkloid′ ]

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 Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.