əˈsaɪ noun Geometry.
a curve generated by the motion of a point on the circumference of a circle that rolls externally, without slipping, on a fixed circle. Equation: x = ( a + b ) cos(θ) − b cos[( a + b )θ/ b ] and y = ( a + b ) sin(θ) − b sin[( a + b )θ/ b ].
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
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Based on the Random House Dictionary, © Random House, Inc. 2013.
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Link To epicycloid
Collins
World English Dictionary
epicycloid (ˌɛpɪˈsaɪklɔɪd) ![[Click for IPA pronunciation guide]](http://static.sfdict.com/dictstatic/g/d/dictionary_questionbutton_default.gif) | |
| —n | |
| hypocycloid Compare cycloid the curve described by a point on the circumference of a circle as this circle rolls around the outside of another fixed circle, the two circles being coplanar | |
| epicy'cloidal | |
| —adj | |
Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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00:10
Epicycloid
is always a great word to know.
So is gobo. Does it mean:
| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
| the offspring of a zebra and a donkey. |
American Heritage
Science Dictionary
epicycloid  (ěp'ĭ-sī'kloid') Pronunciation Key
The curve described by a point on the circumference of a circle as the circle rolls on the outside of the circumference of a second, fixed circle. |
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
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